1919
Great Britain. Foreign Office. Historical Section.
1930
Anglo-Italian Somaliland Boundary Commission, 1929-1930, Publisher. Phipps, John Faviell, 1894-1964, army officer, Surveyor. Stafford, John Howard, fl 1918-1966, army officer, Surveyor. Taylor, Richard Harold Redvers, 1900-1975, army officer and artist, Surveyor.
1:1m
1945
Great Britain. Army. East Africa Force.
1827
Vandermaelen, Philippe, 1795-1869
1:2m
1906
Ordnance Survey, Southampton, 1791-, Printmaker.
1:1m
1907
Unidentified
1:3m
1935
Griffiths, Richard, d 1935, military surveyor, Surveyor. Marshall, J B, fl 1932-1935, military surveyor, Surveyor. Terry, S L, fl 1932-1935, military surveyor, Surveyor.
1:2m
1945
Great Britain. Army. East Africa Force.
1922
Great Britain. General Staff. Geographical Section.
1926
Great Britain. General Staff. Geographical Section.