1934
The J G White Engineering Corporation, New York, fl 1906-1948, Surveyor.
1:50k
1934
The J G White Engineering Corporation, New York, fl 1906-1948, Surveyor.
1:200k
1931
Cheesman, Robert Ernest, 1878-1962, army officer, explorer and ornithologist, Surveyor. D'Abbadie, Antoine Thomson, 1810-1897, explorer, Surveyor.
1:250k
1929
Cheesman, Robert Ernest, 1878-1962, army officer, explorer and ornithologist, Surveyor.
1:250k
1922
Herbert, -, fl 1920-1921, surveyor, Surveyor. Black, R P, fl 1920-1959, government engineer, Surveyor. Grabham, George Walter, 1882-1955, geologist, Surveyor. Sudan Survey Department, 1899-, Surveyor.
1:250k
1907
Armbruster, Charles Hubert, 1874-1957, colonial administrator and army officer, Cartographer.
1:250k
1934
Unspecified
1:500k
1931
Giboney, David F, fl 1931, surveyor, Surveyor. The J G White Engineering Corporation, New York, fl 1906-1948, Surveyor, Cheesman, Robert Ernest, 1878-1962, army officer, explorer and ornithologist, Surveyor.
1:500k
1923
Pearce, M, fl 1917-1923, cartographer, Cartographer. Scotland, P T, fl 1917-1923, civil servant and cartographer, Editor. Tapp, W H, fl 1917-1923, army officer, Cartographer.
1:500k
1923
Pearce, M, fl 1917-1923, cartographer, Cartographer. Scotland, P T, fl 1917-1923, civil servant and cartographer, Editor. Tapp, W H, fl 1917-1923, army officer, Cartographer.
1:500k