This was involved with the following buildings or structures from the date specified (click on an item to view details): |
| Date started | Building name | Town, district or village | Island | City or county | Country | Notes |
| 1909 | 52 Garscube Terrace | | | Edinburgh | Scotland | Alterations |
| 1909 | Airlie Lodge | | | Edinburgh | Scotland | |
| 1909 | Grange Cemetery, Memorial to Sir John Usher Greenshields Leadbetter and Family | Grange | | Edinburgh | Scotland | |
| 1909 | Swinton Manse | Swinton | | Berwickshire | Scotland | Alterations? Repairs? |
| After 1909 | 7-8 Moray Place | | | Edinburgh | Scotland | Further work |
| After 1909 | Kennet House | Alloa | | Clackmannanshire | Scotland | Alterations |
| After 1909 | Sandy Lodge | Gullane | | East Lothian | Scotland | |
| After 1909 | St Colms | North Berwick | | East Lothian | Scotland | Additions and alterations |
| c. 1909 | Swinton Parish Church | Swinton | | Berwickshire | Scotland | Alterations? |
| 1910 | 10 Chalmers Crescent | | | Edinburgh | Scotland | Alterations |
| 1910 | Blairhoyle House | | | Perthshire | Scotland | Alterations |
| c. 1910 | 32 Abercromby Place | | | Edinburgh | Scotland | Alterations |
| c. 1910 | House for Norman Cockburn | Falkirk | | Stirlingshire | Scotland | Alterations, including new billiard room |
| 1911 | Edinburgh Academy, cricket ground and pavilion | | | Edinburgh | Scotland | |
| 1911 | Edinburgh Academy, New Field, Pavilion No 1 | | | Edinburgh | Scotland | |
| 1911 | St George's Church Hall | | | Edinburgh | Scotland | Alterations |
| 1912 | Drumclog Memorial Church | Strathaven | | Lanarkshire | Scotland | |
| 1912 | Garage | Abbey St Bathans | | Berwickshire | Scotland | |
| c. 1912 | Mayfield | Duddingston | | Edinburgh | Scotland | |
| 1913 | Autchterellon Farm | Ratho | | Midlothian | Scotland | Septic tank added |
| 1913 | Bedrule Parish Church | Bedrule | | Roxburghshire | Scotland | Restoration |
| 1913 | Fernielaw House | Colinton | | Edinburgh | Scotland | Additions and alterations |
| 1913 | Glenpark | Balerno | | Midlothian | Scotland | Alterations |
| 1913 | Ratho Station Housing | Ratho Station | | Midlothian | Scotland | Septic tank added |
| c. 1913 | Auchterellon Farm | | | Aberdeenshire | Scotland | Plans including septic tank |
| 1914 | 10 Albyn Place | | | Edinburgh | Scotland | Subdivision of front room |
| 1914 | 26-27 Queen Street | | | Edinburgh | Scotland | Plans (unexecuted) for new Hall and Library on ground occupied by garden, cost estimate: £5,000 |
| 1914 | Duddingston Forge | | | Edinburgh | Scotland | |
| 1914 | Grange Cemetery, Memorial to Rev Dr Paul | Grange | | Edinburgh | Scotland | |
| 1914 | House at the crossroads of Duddingston Road | | | Edinburgh | Scotland | |
| 1914 | Spittal Tower | Hawick | | Roxburghshire | Scotland | Alterations |
| 1914 | Tenement, Duddingston Mills | | | Edinburgh | Scotland | |
| 1914 | The Holmes | St Boswells | | Roxburghshire | Scotland | Remodelling |
| c. 1914 | Auchendinny House | Auchendinny | | Midlothian | Scotland | Alterations interrupted by World War I |
| 1916 | Memorial gravestone to Andrew John Christian | | | | Scotland | |
| 1917 | Hillwood | Loanhead | | Midlothian | Scotland | Alterations |
| 1917 | Lord Roberts Memorial Workshops, Greenside Row | | | Edinburgh | Scotland | Alterations. |
| 1917 | Meggernie Castle | Glenlyon | | Perthshire | Scotland | |
| 1919 | 7 Belgrave Mews | | | Edinburgh | Scotland | Alterations |
| 1919 | Bell's Brewery | | | Edinburgh | Scotland | Extension and alterations |
| 1919 | Ratho War Memorial | Ratho | | Midlothian | Scotland | |
| 1919 | War Memorial | Bedrule | | Roxburghshire | Scotland | |
| c. 1919 | Fraserburgh War Memorial | Fraserburgh | | Aberdeenshire | Scotland | With Alex Carrick |
| 1920s | 17-18 Moray Place | | | Edinburgh | Scotland | Plans - presumably for alterations? |
| 1920 | Bedrule Parish Church | Bedrule | | Roxburghshire | Scotland | War memorial |
| 1920 | Clerkington House and estate buildings | Haddington | | East Lothian | Scotland | Alterations to main house, new double cottage, north lodge, game keeper's house with kennels, turbine house, garden cottage, stables |
| 1920 | Edgerton, Broomieknowe | Lasswade | | Midlothian | Scotland | Alterations and additions |
| 1920 | Garage, Melville Street Lane | | | Edinburgh | Scotland | Conversion of stable to garage |
| 1920 | Memorial tablet for the Speculative Society | | | | Scotland | |
| 1920 | Old High School | | | Edinburgh | Scotland | Details of lettering taken from lintel placed over doorway |
| c. 1920 | 1, 1A Randolph Cliff | | | Edinburgh | Scotland | Alterations |
| c. 1920 | 11,13 Randolph Lane | | | Edinburgh | Scotland | Garage and accommodation above |
| c. 1920 | 13 Durham Road, garage | | | Edinburgh | Scotland | |
| c. 1920 | 18-20 Queen Street | | | Edinburgh | Scotland | Alterations |
| c. 1920 | 4 St Andrew Square | | | Edinburgh | Scotland | Alterations |
| c. 1920 | 7 Circus Lane, garage | | | Edinburgh | Scotland | |
| c. 1920 | 9 Lennox Street Lane | | | Edinburgh | Scotland | Alterations? |
| c. 1920 | Athelstaneford | Colinton | | Edinburgh | Scotland | War memorial |
| c. 1920 | Avondale Parish Church | Strathaven | | Lanarkshire | Scotland | Alterations including war memorial, seating etc |
| c. 1920 | Ayton Parish Church | Ayton | | Berwickshire | Scotland | Alterations? |
| c. 1920 | Coldingham Church | Coldingham | | Berwickshire | Scotland | Perhaps alterations? |
| c. 1920 | Edrom Parish Church | Edrom | | Berwickshire | Scotland | Alterations? |
| c. 1920 | Hutton Parish Church and Churchyard | Hutton | | Berwickshire | Scotland | Alterations? Site plan with drainage |
| c. 1920 | Ladybank Church and Manse | Ladybank | | Fife | Scotland | Perhaps alterations? |
| c. 1920 | Longbank Cottage, Cummertrees | Annan | | Dumfriesshire | Scotland | Details of kitchen fireplace - internal alterations? |
| c. 1920 | Memorial to the 9th Royal Scots battle record memorial tablet | | | | Scotland | |
| c. 1920 | Midlothian County Artillery Volunteers Property Drill Hall & adjoining tenement | | | Edinburgh | Scotland | Alterations |
| c. 1920 | Mordington Church | Mordington | | Berwickshire | Scotland | Alterations? |
| c. 1920 | Mordington Manse | Mordington | | Berwickshire | Scotland | Alterations? Repairs? |
| c. 1920 | Motor showroom, 39A Queensferry Street | | | Edinburgh | Scotland | Alterations |
| c. 1920 | Premises, York Place and Elder Street | | | Edinburgh | Scotland | Alterations |
| c. 1920 | Rammerscales House | | | Dumfriesshire | Scotland | Heating and other alterations to house and alterations to cottages |
| c. 1920 | The Old Farm, cottage for Miss Kennedy | Colinton | | Edinburgh | Scotland | |
| c. 1920 | War Memorial, City of Edinburgh Battery | | | Edinburgh | Scotland | |
| c. 1920 | West Stirlingshire Water, Carron scheme, cottage for waterman | Carron Valley | | Stirlingshire | Scotland | |
| c. 1920 | Whitsome Church and Manse | Whitsome, Chirnside | | Berwickshire | Scotland | Alterations? |
| 1921 | District Nurses' Home | | | Edinburgh | Scotland | Alterations |
| 1921 | Edinburgh Academy, Library | | | Edinburgh | Scotland | Additional wings |
| 1921 | Edinburgh Academy, War Memorial Building | | | Edinburgh | Scotland | |
| 1921 | Garth Castle, cottages | Glenlyon/Tomnacroich | | Perthshire | Scotland | |
| 1921 | Garth House | Glenlyon | | Perthshire | Scotland | Alterations and stables conversion |
| 1921 | The Tower | Murrayfield | | Edinburgh | Scotland | Alterations |
| 1921 | Villa, 78-84 Ravelston Dykes | | | Edinburgh | Scotland | Garage at no 78 (called Trebor) added |
| 1922 | 28-28A Moray Place | | | Edinburgh | Scotland | Alterations |
| 1922 | Edinburgh Academy, gymnasium building | | | Edinburgh | Scotland | |
| 1922 | Kirklands | Gullane | | East Lothian | Scotland | Alterations and additions |
| 1922 | North of Scotland and Town and County Bank | | | Edinburgh | Scotland | Alterations - conversion to bank |
| 1922 | The Abbey | North Berwick | | East Lothian | Scotland | Alterations |
| 1922 | The Old Farm | Colinton | | Edinburgh | Scotland | Alterations |
| 1923 | 6 Ainslie Place | | | Edinburgh | Scotland | Internal alterations |
| 1923 | 6, 7 and 8 Lennox Street Lane | | | Edinburgh | Scotland | Conversion of stables into garages with house above |
| 1923 | Berwick-upon-Tweed War Memorial | Berwick-upon-Tweed | | Northumberland | England | |
| 1923 | Braemore | Gullane | | East Lothian | Scotland | Alterations |
| 1923 | Cairn Lodge | Duddingston | | Edinburgh | Scotland | |
| 1923 | Dean Cemetery, Gertrude Guild Normand Memorial headstone | Dean | | Edinburgh | Scotland | |
| 1923 | Dean Cemetery, Memorial to Sheriff Gerard Lake Crole | Dean | | Edinburgh | Scotland | |
| 1923 | Dean Cemetery, Sir Robert Simpson Memorial | Dean | | Edinburgh | Scotland | |
| 1923 | Edinburgh Academy, Main Building | | | Edinburgh | Scotland | Extension to laboratories, classrooms dressing rooms etc (plans dated). Also later work (see CSE 1890/1/49) |
| 1923 | Fairfield | | | Edinburgh | Scotland | Alterations |
| 1923 | Fettes Nursery, Inverleith Place | Inverleith | | Edinburgh | Scotland | Alterations |
| 1923 | House | Duddingston | | Edinburgh | Scotland | |
| 1923 | House for Dr J B Gibson | Duddingston | | Edinburgh | Scotland | |
| 1923 | Longmore Hospital for Incurables | Newington | | Edinburgh | Scotland | Alterations |
| 1923 | Premises for George Dobie & Son | | | Edinburgh | Scotland | Alterations |
| c. 1923 | 31 Heriot Row | | | Edinburgh | Scotland | Alterations |
| c. 1923 | Cammo House | | | Midlothian | Scotland | Plans in Cowie & Seaton collection - possibly for alterations by Leadbetter, Fairley & Reid? |
| c. 1923 | Castle Fraser | | | Aberdeenshire | Scotland | Plans in Cowie & Seaton collection - possibly for alterations by Leadbetter, Fairley & Reid? |
| 1924 | 26-27 Queen Street | | | Edinburgh | Scotland | Further alterations to nos. 26 and 27 |
| 1924 | 29 Merchiston Avenue | | | Edinburgh | Scotland | Garage |
| 1924 | Blackford Park House | | | Edinburgh | Scotland | Conversion of attics into bedrooms |
| 1924 | Deaconess Hospital | | | Edinburgh | Scotland | Annexe built. Also boiler house |
| 1924 | Edinburgh Academy, East Lodge | | | Edinburgh | Scotland | Reconstruction |
| 1924 | Edinburgh Academy, Masters Lodge | | | Edinburgh | Scotland | Rebuilding |
| 1924 | Liberton Hospital | Liberton | | Edinburgh | Scotland | Alterations and additions |
| 1924 | Lindisfarne | North Berwick | | East Lothian | Scotland | Alterations |
| 1924 | Moreland | Kinross | | Kinross-shire | Scotland | Alterations |
| 1924 | Muirfield Golf Course | Gullane | | East Lothian | Scotland | Cottage, stable, greenkeeper's cottage and proposed car shelter |
| 1924 | Somerset Cottage | | | Edinburgh | Scotland | Conversion into two dwellings |
| 1925 | 1,2 and 5 East Register Street | | | Edinburgh | Scotland | New cellar and lavatory |
| 1925 | 6 St Margaret's Road | | | Edinburgh | Scotland | Conversion into three or four dwellings |
| 1925 | Easter Softlaw | Kelso | | Roxburghshire | Scotland | Alterations |
| 1925 | House and garage, Duddingston Mills corner | Duddingston | | Edinburgh | Scotland | |
| 1925 | House at Barnton | Barnton | | Edinburgh | Scotland | |
| 1925 | House at Gullane | Gullane | | East Lothian | Scotland | |
| 1925 | House for the Misses Ford, 30 Colinton Road | | | Edinburgh | Scotland | |
| 1925 | Longmore Hospital for Incurables | Newington | | Edinburgh | Scotland | Alterations and additions, including boiler house, coal store and lavatory block |
| 1925 | Squash Racquet Court, Bell's Mills | | | Edinburgh | Scotland | |
| 1925 | St Ann's House | North Berwick | | East Lothian | Scotland | Interior alterations |
| 1925 | The Tower | Murrayfield | | Edinburgh | Scotland | Gardener's cottage and garage |
| c. 1925 | 70-72 Newington Road | | | Edinburgh | Scotland | Feu plans of land to the rear of hospital and at 70-72 Newington Road; survey plans and section of old bakehouse behind shop acquired by hospital; details of furnishings. |
| c. 1925 | Furniture Repository for R Maule & Son | | | Edinburgh | Scotland | Stair |
| c. 1925 | Premises of Robert Maule & Son | | | Edinburgh | Scotland | Alterations |
| 1926 | 11 Midmar Gardens, garage and entrance gate | | | Edinburgh | Scotland | |
| 1926 | 13 Clarendon Crescent | | | Edinburgh | Scotland | Conversion to 3 flats |
| 1926 | 13 Kilgraston Road | | | Edinburgh | Scotland | Alterations and additions |
| 1926 | 33 Hatton Place | | | Edinburgh | Scotland | Alterations |
| 1926 | Bellevue | Coldstream | | Berwickshire | Scotland | Alterations |
| 1926 | Butterstone House | | | Perthshire | Scotland | Internal alterations |
| 1926 | Edinburgh Academy, New Field, Pavilion No 2 | | | Edinburgh | Scotland | |
| 1926 | Public House | Leith | | Edinburgh | Scotland | |
| c. 1926 | 1-3 Henderson Street | | | Edinburgh | Scotland | Alterations |
| c. 1926 | 6 Lynedoch Place | | | Edinburgh | Scotland | Interior alterations including lighting |
| c. 1926 | Garages, North St Andrew Lane | | | Edinburgh | Scotland | |
| c. 1926 | Gorgie Mills Bowling Club Pavilion | Gorgie | | Edinburgh | Scotland | Additions - begun by the Leadbetter firm, continued by Morton J H Cowie |
| c. 1926 | J & G Cox's Glue Works | Gorgie | | Edinburgh | Scotland | |
| c. 1926 | Loretto School, Holme House | Musselburgh | | Midlothian | Scotland | Additions and alterations to house and adjoining cottage |
| c. 1926 | St John the Evangelist Episcopal Church | Jedburgh | | Roxburghshire | Scotland | Alterations? |
| 1927 | 10A Gloucester Lane | | | Edinburgh | Scotland | Alterations and repairs after fire |
| 1927 | 14-17 Osborne Terrace | | | Edinburgh | Scotland | Alterations? |
| 1927 | 7, 8, 9, 10, 11 Rothesay Place | | | Edinburgh | Scotland | Alterations |
| 1927 | Auchendinny House | Auchendinny | | Midlothian | Scotland | Alterations to form garage |
| 1927 | Chirnside Parish Church | Chirnside | | Berwickshire | Scotland | Alterations including landscaping, gateway & seat |
| 1927 | Dean Cemetery, C W Findlay Memorial | Dean | | Edinburgh | Scotland | |
| 1927 | Liberton Hospital | Liberton | | Edinburgh | Scotland | Additions to Neville Cottage (Nurses' Home) and alteration to avenue gate. |
| 1927 | Summerhill | Gullane | | East Lothian | Scotland | |
| 1927 | The Farm | Colinton | | Edinburgh | Scotland | |
| c. 1927 | 10C Gloucester Lane | | | Edinburgh | Scotland | Alterations, and reconstruction after fire |
| c. 1927 | 24 Moray Place | | | Edinburgh | Scotland | Internal alterations and air raid shelter |
| c. 1927 | Eyemouth Parish Church | Eyemouth | | Berwickshire | Scotland | Alterations |
| c. 1927 | Foulden Parish Church | Foulden | | Berwickshire | Scotland | Alterations? |
| 1928 | 10 Belford Mews | | | Edinburgh | Scotland | Alterations |
| 1928 | 10 Dalrymple Crescent, garage | | | Edinburgh | Scotland | |
| 1928 | 11 Rothesay Terrace | | | Edinburgh | Scotland | Alterations (with George Fraser as engineer) |
| 1928 | 15 Gloucester Lane | | | Edinburgh | Scotland | Alterations |
| 1928 | 265 Leith Walk | | | Edinburgh | Scotland | Alterations. |
| 1928 | 4 Polwarth Terrace | | | Edinburgh | Scotland | Internal alterations |
| 1928 | Coldstream Parish Church | Coldstream | | Berwickshire | Scotland | Alterations |
| 1928 | House for A M Mackenzie | Gullane | | East Lothian | Scotland | New build or alterations? |
| 1928 | Muirfield Golf Course | Gullane | | East Lothian | Scotland | New golf clubhouse |
| 1928 | The Dunes | Gullane | | East Lothian | Scotland | Garage |
| 1928 | Young Women's Christian Association Hall | Lochend | | Edinburgh | Scotland | |
| c. 1928 | The Wynd House | Elie | | Fife | Scotland | Alterations |
| 1929 | 11 Lennox Street Lane | | | Edinburgh | Scotland | Alterations |
| 1929 | 6 Great Stuart Street | | | Edinburgh | Scotland | Alterations |
| 1929 | 99-101 Causewayside | | | Edinburgh | Scotland | Minor alterations. |
| 1929 | Cottage for Miss Mary Lamond | East Howgate|Easter Howgate | | Midlothian | Scotland | |
| 1929 | Purvesholm | Gullane | | East Lothian | Scotland | Alterations |
| 1929 | Whitelee | Galashiels | | Selkirkshire | Scotland | Restoration after fire |
| 1930s | 53 Merchiston Crescent | | | Edinburgh | Scotland | Sketch ground-floor plan - presumably with a view to alterations? |
| 1930s | Coillesdene House | Joppa | | Edinburgh | Scotland | |
| 1930s | Institute for Lothian Coal Co Ltd | Rosewell | | Midlothian | Scotland | Plans, sections and elevations including perspective sketches - alterations? proposed new building? |
| 1930 | 19 Inverleith Place | Inverleith | | Edinburgh | Scotland | Survey plans - presumably with a view to alterations. |
| 1930 | 20 Cluny Drive | | | Edinburgh | Scotland | Garage |
| 1930 | 210 Causewayside | | | Edinburgh | Scotland | Sketch survey plan - presumably with a view to alterations? |
| 1930 | 24 Coates Gardens | | | Edinburgh | Scotland | Additions and alterations |
| 1930 | 4 Charlotte Square | | | Edinburgh | Scotland | Alterations |
| 1930 | Dwelling houses, Wilkieston | Kirknewton | | Midlothian | Scotland | Alterations and improvements |
| 1930 | Edinburgh Academy Rugby Ground grandstand | | | Edinburgh | Scotland | Apparently continued after the cessation of the practice |
| 1930 | Edinburgh Academy, cricket ground and pavilion | | | Edinburgh | Scotland | Work on playing field and grandstand etc |
| 1930 | Edinburgh Academy, Library | | | Edinburgh | Scotland | Additions |
| 1930 | Gogar Park House and lodges | Gogar | | Midlothian | Scotland | Alterations to house and east and west lodges and gardens |
| 1930 | St Margaret's | Gullane | | East Lothian | Scotland | Alterations and additions |
| c. 1930 | 10 Eton Terrace | | | Edinburgh | Scotland | Minor alterations |
| c. 1930 | 10 Rothesay Mews | | | Edinburgh | Scotland | Additions |
| c. 1930 | 12 Glebe Grove | | | Edinburgh | | Porch and cycle shed. |
| c. 1930 | 137-141 George Street | | | Edinburgh | Scotland | Alterations |
| c. 1930 | 18 India Street | | | Edinburgh | Scotland | Alterations |
| c. 1930 | 19 Lennox Street | | | Edinburgh | Scotland | Alterations |
| c. 1930 | 3 Clarendon Crescent | | | Edinburgh | Scotland | Sketch plans - perhaps alterations? |
| c. 1930 | 92 Rose Street North Lane, lock-up for Mr William Blackie | | | Edinburgh | Scotland | |
| c. 1930 | Birnieknowe, 64 St Alban's Road | | | Edinburgh | Scotland | |
| c. 1930 | Bungalow, Drum Brae South | | | Edinburgh | Scotland | |
| c. 1930 | Dunsville | | | Edinburgh | Scotland | Garage |
| c. 1930 | Elliot Cottage | Colinton Road | | Edinburgh | Scotland | Alterations |
| c. 1930 | Gordon Highlanders Club | | | Edinburgh | Scotland | Sketch plans - perhaps alterations? |
| c. 1930 | Granton Tavern | | | Edinburgh | Scotland | |
| c. 1930 | House, 54 Boswall Road | | | Edinburgh | Scotland | Alterations? New build? |
| c. 1930 | Ruchlaw West Mains | | | East Lothian | Scotland | Block plans including site survey |
| c. 1930 | Scott House, Boarding House for Edinburgh Academy | | | Edinburgh | Scotland | Grandstand, and alterations to attic storey (continued after end of firm in 1947) |
| c. 1930 | The Old Farm, gardener's cottage | Colinton | | Edinburgh | Scotland | |
| c. 1930 | Unidentified building, West Nisbet | West Nisbet | | Roxburghshire | Scotland | Sketch plans and elevations |
| c. 1930 | War Memorial | Athelstaneford | | East Lothian | Scotland | |
| c. 1930 | Woodhall House | Juniper Green | | Edinburgh | Scotland | 'Sketch plans showing preliminary arrangements' |
| 1931 | 15 Chester Street | | | Edinburgh | Scotland | Internal alterations |
| 1931 | 2-3 Leith Street Terrace and 16-20 Leith Street | | | Edinburgh | Scotland | Alterations to second floor flat |
| 1931 | 27 York Place | | | Edinburgh | Scotland | Alterations |
| 1931 | 35 Moray Place | | | Edinburgh | Scotland | Alterations (possibly begun earlier with Andrew Wisley Lyons) |
| 1931 | Arngibbon | | | Perthshire | Scotland | Alterations |
| 1931 | Cobbinshaw Loch, Keeper's Cottage | West Calder | | West Lothian | Scotland | |
| 1931 | Lynedale | West Linton | | Peeblesshire | Scotland | Alterations |
| 1931 | Pharmaceutical Society of Great Britain, North British branch | | | Edinburgh | Scotland | Reconstruction (also no. 34) |
| Before 1931 | Ard-Choille, Bridge of Tilt | Blair Atholl | | Perthshire | Scotland | Alterations and additions |
| c. 1931 | Double garage, Kinnear Road | | | Edinburgh | Scotland | |
| 1932 | 116 Hanover Street | | | Edinburgh | Scotland | Alterations |
| 1932 | Glendale | Eskbank | | Midlothian | Scotland | Garage and layout of gardens |
| 1932 | Longformacus House | Longformacus | | Berwickshire | Scotland | Alterations |
| 1932 | Villa and garage, 12 Ravelston Park | | | Edinburgh | Scotland | Additions and alterations |
| c. 1932 | Milton Road East Lodge, gates and scaliger railing | | | Edinburgh | Scotland | Alterations |
| c. 1932 | Young Women's Christian Association, George Street | | | Edinburgh | Scotland | Alterations |
| 1933 | 11 Hermitage Drive | | | Edinburgh | Scotland | |
| 1933 | 17 | Hope Terrace | | Edinburgh | Scotland | Alterations and additions |
| 1933 | Dundas House, Kinnear Road | | | Edinburgh | Scotland | |
| 1933 | Hotel, Inverleith Row | | | Edinburgh | Scotland | Alterations |
| 1933 | Jeffrey House, Boarding House for Edinburgh Academy | | | Edinburgh | Scotland | Alterations |
| 1933 | Young Women's Christian Association Mission Hall | | | Edinburgh | Scotland | Alterations |
| c. 1933 | 10 Coates Crescent | | | Edinburgh | Scotland | Alterations |
| c. 1933 | 5-7 Hill Street | | | Edinburgh | Scotland | Alterations |
| c. 1933 | 9 Hill Street | | | Edinburgh | Scotland | Alterations |
| c. 1933 | Albert Buildings | | | Edinburgh | Scotland | Alterations in West End Restaurant (also garage in Queensferry Street Lane) |
| 1934 | 1-7 North St Andrew Street | | | Edinburgh | Scotland | Alterations - new stair |
| 1934 | 23, 24 Drumsheugh Gardens | | | Edinburgh | Scotland | Alterations |
| c. 1934 | 2 Belgrave Crescent | Dean | | Edinburgh | Scotland | Alterations |
| c. 1934 | 21 Moray Place | | | Edinburgh | Scotland | Alterations (continued by Cowie under his own name after cessation of the practice) |
| c. 1934 | Chesters House | | | Roxburghshire | Scotland | Alterations |
| c. 1934 | Tanfield Printing Works | Inverleith | | Edinburgh | Scotland | New build? Alterations? (Detailed plans) |
| 1934 or 1936 | Pharmaceutical Society of Great Britain, North British branch | | | Edinburgh | Scotland | Rear extension (also no. 34) |
| 1935 | 20 Murrayfield Gardens | | | Edinburgh | Scotland | Alterations |
| 1935 | 21 Wester Coates Avenue | | | Edinburgh | Scotland | Alterations |
| 1935 | Chesters House, cottages | | | Roxburghshire | Scotland | Alterations and sanitary improvements |
| 1935 | Chesters House, Gate Lodge | | | Roxburghshire | Scotland | Alterations and sanitary improvements |
| 1935 | Glenbrook House, Lodge and gardener's cottage | Balerno | | Midlothian | Scotland | Alterations to gardener's cottage |
| 1935 | Gullane Golf Club House | Gullane | | East Lothian | Scotland | Alterations |
| 1935 | Newmills House and stables | Balerno | | Midlothian | Scotland | Subdivision into two houses |
| 1935 | Tool shed for nursery, St Alban's Road | | | Edinburgh | Scotland | |
| c. 1935 | 1 Lennox Street | | | Edinburgh | Scotland | Internal alterations |
| c. 1935 | Additions at Rothesay Mews | | | Edinburgh | Scotland | |
| c. 1935 | Grianach | Nethy Bridge / Nethybridge | | Inverness-shire | Scotland | |
| c. 1935 | Hospital | Falkirk | | Stirlingshire | Scotland | Alterations? Competition design? |
| 1936 | 31 Charlotte Square | | | Edinburgh | Scotland | Alterations |
| 1936 | House for W R Reid | Bideford | | Devon | England | |
| 1936 | Lord Roberts Memorial Workshops, Saughtonhall Drive | | | Edinburgh | Scotland | |
| 1936 | Trough Park feus | Cumnock | | Ayrshire | Scotland | |
| 1936 | Woodside | Kelso | | Roxburghshire | Scotland | Alterations and entrance lodge |
| c. 1936 | 5 Randolph Crescent | | | Edinburgh | Scotland | Internal alterations |
| c. 1936 | Leith Street Terrace and East Register Street | | | Edinburgh | Scotland | Scheme for road widening |
| 1937 | 12 Charlotte Street | | | Edinburgh | Scotland | Alterations |
| 1937 | 2 Belford Place | | | Edinburgh | Scotland | Minor alteration to WC |
| 1937 | 21, 22 Rutland Square | | | Edinburgh | Scotland | Alterations |
| 1937 | Abbey St Bathans Church | Abbey St Bathans | | East Lothian | Scotland | New vestry |
| 1937 | Charlotte Place (Randolph Place) | | | Edinburgh | Scotland | Alterations to top flat at no.5 |
| c. 1937 | 2 North St Andrew Street Lane | | | Edinburgh | Scotland | Alterations |
| c. 1937 | Engineering workshop | | | Edinburgh | Scotland | |
| c. 1937 | House for Miss Borthwick | Oxnam | | Roxburghshire | Scotland | |
| c. 1937 | Huntington House | Haddington | | East Lothian | Scotland | Alterations |
| c. 1937 | Huntington House, Gardener's Cottage | Haddington | | East Lothian | Scotland | Plans - need to check whether for original building or for alterations |
| c. 1937 | Huntington House, North Lodge | Haddington | | East Lothian | Scotland | Plans - need to check whether for original building or for alterations |
| c. 1937 | Huntington House, South Lodge | Haddington | | East Lothian | Scotland | Plans - need to check whether for original building or for alterations |
| c. 1937 | Huntington House, Stables | Haddington | | East Lothian | Scotland | Alterations |
| 1938 | 23 Lynedoch Place | | | Edinburgh | Scotland | Alterations |
| 1938 | 35 King Street | | | Edinburgh | Scotland | Minor alteration |
| 1938 | 35 Melville Street | | | Edinburgh | Scotland | Alterations |
| 1938 | 48, 48A Frederick Street | | | Edinburgh | Scotland | Alterations |
| 1938 | Atholl Arms Hotel | Blair Atholl | | Perthshire | Scotland | Extensive alterations |
| 1938 | Belmont | Gullane | | East Lothian | Scotland | New house and later alterations |
| 1938 | Bonkyl Lodge | Preston | | Berwickshire | Scotland | Alterations, groom's house and stables |
| 1938 | Falkirk Royal Infirmary Nurses' Home | Falkirk | | Stirlingshire | Scotland | Competition design? |
| 1938 | Garage, Drumsheugh Lane | | | Edinburgh | Scotland | Alterations |
| 1938 | Girlista | Gullane | | East Lothian | Scotland | Alterations |
| 1938 | Glenbrook House, Lodge and gardener's cottage | Balerno | | Midlothian | Scotland | New cottage, and alterations to gate lodge |
| 1938 | Print Works | | | Edinburgh | Scotland | Extensions |
| 1938 | Red House | Musselburgh | | Midlothian | Scotland | Alterations |
| c. 1938 | Edinburgh Orthopedic Clinic | | | Edinburgh | Scotland | Alterations |
| c. 1938 | St Mark's Church, Kelloholm | Kirkconnel | | Dumfriesshire | Scotland | Extensions to church and halls |
| 1939 | 102 and 104 West Port | | | Edinburgh | Scotland | Minor alterations. |
| 1939 | 133, 133A George Street | | | Edinburgh | Scotland | Alterations? New build? |
| 1939 | 16 Coates Crescent | | | Edinburgh | Scotland | Minor alterations to house and garage |
| 1939 | 39-43 Castle Street | | | Edinburgh | Scotland | Alterations |
| 1939 | 78th Lowland Field Regiment Headquarters | | | Edinburgh | Scotland | |
| 1939 | Ainville Farmhouse and steading | | | Midlothian | Scotland | Alterations to house, cottage, stables and pigsty |
| 1939 | Albert Buildings | | | Edinburgh | Scotland | Air raid shelter |
| 1939 | Avontoun Mansion and West Lodge | Linlithgow | | West Lothian | Scotland | Alterations to lodge |
| 1939 | Bowerhouse | Dunbar | | East Lothian | Scotland | Alterations, including new garage |
| 1939 | Chesters House stables, barn and sawmill | | | Roxburghshire | Scotland | Rebuilding after fire |
| 1939 | Cowan & Co, Albert Street | | | Edinburgh | Scotland | Air raid shelter, and reinforcement to gable. |
| 1939 | Glenpark | Balerno | | Midlothian | Scotland | Alterations |
| 1939 | University Club | | | Edinburgh | Scotland | Alterations |
| c. 1939 | 44 Garscube Terrace | | | Edinburgh | Scotland | Plans, presumably with a view to alterations? |
| c. 1939 | Howard Hotel | | | Edinburgh | Scotland | Strengthening of ceiling in east front cellar. |
| c. 1939 | Territorial Army Centre, Robb's Loan | | | Edinburgh | Scotland | |
| c. 1939 | Westerlee | North Berwick | | East Lothian | Scotland | Alterations |
| 1940 | Clint | | | East Lothian | Scotland | Alterations and additions |
| c. 1940 | 3 Eglinton Crescent | | | Edinburgh | Scotland | Alterations |
| c. 1940 | 72 George Street | | | Edinburgh | Scotland | Block plans; nature of intended work unknown |
| c. 1940 | 74 George Street | | | Edinburgh | Scotland | Block plans; nature of intended work unknown |
| c. 1940 | Rothesay Place, conversion of three houses into flats | | | Edinburgh | Scotland | |
| c. 1941 | 2 Ainslie Place | | | Edinburgh | Scotland | Internal alterations - service lift, kitchen and bathroom (the firm's name is given in Canmore, but this is believed to be after the date of cessation of the practice; Morton J H Cowie was probably responsible if the date is correct) |
| 1942 | Blackwood | Biggar | | Lanarkshire | Scotland | Sketch plans of house and gardens |
| 1942 | Northfield | Colinton | | Edinburgh | Scotland | Addition. |
| 1944 | 19 Blackford Road | | | Edinburgh | Scotland | Minor alterations. |
| 1944 | 21 Lauder Road | | | Edinburgh | Scotland | Minor alterations to lavatory and pantry |
| 1944 | Arthur Lodge | | | Edinburgh | Scotland | Adaptation as preparatory school and subdivision into two self-contained flats (unclear who did what, between Leadbetter, Fairley & Reid and Dick Peddie, McKay & Jamieson) |
| 1944 | Deaf and Dumb Benevolent Society Home, Castleview, Hawthornden | Lasswade|Roslin|Rosewell | | Midlothian | Scotland | Alterations and additions. |
| 1944 | Rosamond | Gullane | | East Lothian | Scotland | |
| 1944 | The Dean | Longniddry | | East Lothian | Scotland | Alterations to attic floor and to gardener's cottage |
| 1944 | Wellington Reformatory | Penicuik | | Midlothian | Scotland | Alterations to sanitary accommodation. |
| 1945 | 13 Northumberland Street | | | Edinburgh | Scotland | Minor alterations. |
| 1945 | 43 Manor Place | | | Edinburgh | Scotland | Subdivision into four self-contained dwelling houses |
| 1945 | Dean Park House | | | Edinburgh | Scotland | Conversion to junior school |
| 1945 | Janus Lodge | Gullane | | East Lothian | Scotland | |
| 1945 | Lammerview House | Gullane | | East Lothian | Scotland | Alterations |
| 1945 | The Old Farm | Colinton | | Edinburgh | Scotland | Roof alterations. |
| 1945 | Villa, 6 Ravelston Park | | | Edinburgh | Scotland | Subdivision into two self-contained dwelling houses |
| c. 1945 | 30 St Alban's Road | | | Edinburgh | Scotland | Subdivision into two houses. |
| c. 1945 | 6 Western Terrace, Corstorphine Road | | | Edinburgh | Scotland | Subdivision into two dwellings |
| 1946 | 1 Rothesay Mews | | | Edinburgh | Scotland | Minor alterations to bathroom |
| 1946 | 17 Wester Coates Avenue | | | Edinburgh | Scotland | Garage |
| 1946 | 27 York Road | | | Edinburgh | Scotland | Minor alterations. |
| 1946 | 28 Walker Street | | | Edinburgh | Scotland | Structural survey drawings - purpose unclear |
| 1946 | 31 Ann Street | | | Edinburgh | Scotland | Minor alterations |
| 1946 | 5 Western Terrace, Corstorphine Road | | | Edinburgh | Scotland | Subdivision into two houses |
| 1946 | Bungalow for T O Rankin | Craiglockhart | | Edinburgh | Scotland | |
| 1946 | High Walls | Gullane | | East Lothian | Scotland | Garden room for occupational therapy |
| 1946 | Kingsthorpe | North Berwick | | East Lothian | Scotland | Alterations to first-floor flat |
| 1946 | Lilliesleaf House | Melrose | | Roxburghshire | Scotland | Greenhouse |
| 1946 | Proposed hutted camp | West Fortune | | East Lothian | Scotland | |
| 1946 | The Limes | | | Edinburgh | Scotland | Additions |
| c. 1946 | 10 Randolph Crescent | | | Edinburgh | Scotland | Conversion to three dwellings |
| c. 1946 | 13 Blackford Road | | | Edinburgh | Scotland | Subdivision into two dwellings |
| c. 1946 | 40 Inverleith Place | Inverleith | | Edinburgh | Scotland | Subdivision into two dwellings. |
| c. 1946 | Loretto School, Lodge | Musselburgh | | Midlothian | Scotland | Additions and alterations |
| c. 1946 | Loretto School, North Esk House | Musselburgh | | Midlothian | Scotland | Additions to cottage at gate |
| 1947 | 25 Hope Terrace | | | Edinburgh | Scotland | Minor alterations including removal of fireplace and sealing of chimney head |
| 1947 | 27 Mayfield Road | | | Edinburgh | Scotland | Coal house |
| 1947 | 42-42A Inverleith Place | Inverleith | | Edinburgh | Scotland | Minor alterations. |
| 1947 | 5 Randolph Crescent | | | Edinburgh | Scotland | Additions, alterations, and subdivision into two separate houses and dental surgery - unclear whether Leadbetter firm or Dick Peddie firm or both carried out the work |
| 1947 | 53 Manor Place | | | Edinburgh | Scotland | Alterations to form offices |
| 1947 | 64 Allan Park Drive | | | Edinburgh | Scotland | Garage |
| 1947 | Ivy Cottage, Gorgie Mills | Gorgie | | Edinburgh | Scotland | Additions |
| 1947 | St Leonards, Boswall Road | | | Edinburgh | Scotland | Subdivision into two dwellings. |
| 1947 | The Saughs | Gullane | | East Lothian | Scotland | Minor internal alterations |
| 1947 | Waverley | | | Edinburgh | Scotland | Minor alterations for fire safety |
| c. 1947 | 48 Murrayfield Avenue | | | Edinburgh | Scotland | Subdivision into two houses |
| c. 1947 | Dunedin Chemical Company | | | Edinburgh | Scotland | Alterations and additions |
| c. 1947 | Kirknewton House | Kirknewton | | Midlothian | Scotland | Alterations after demolition of main block - in association with Morton J H Cowie |
| c. 1947 | Whatton Lodge | Gullane | | East Lothian | Scotland | Subdivision into two dwellings (with Mackenzie & Moncur as engineers) |
| 1948 | 1 Belgrave Road | | | Edinburgh | Scotland | Garage |
| 1948 | 25 St Peter's Place, fish restaurant | | | Edinburgh | Scotland | Alterations to form fish restaurant |
| 1948 | Manseknowe, Peebles Old Town | Peebles | | Peeblesshire | Scotland | Minor alterations - presumably carried out by Morton J H Cowie after the deaths of the other partners. |
| c. 1950 | 99-101 Maxwell Street | | | Glasgow | Scotland | Alterations including additional residential accommodation - in collaboration with Morton J H Cowie |