
1874
MARNO, Ernst.

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

1901
Gwynn, Sir, Charles William, 1870-1963, army officer, Knight, Surveyor.
1:250k

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

1900
Austin, Herbert Henry, 1868-1937, army officer, Surveyor. Bright, Richard George Tyndall, 1872-1944, army officer, Surveyor. Gwynn, Sir, Charles William, 1870-1963, army officer, Knight, Surveyor. Jackson, Lambert Cameron, 1875-1953, army officer, Surveyor.
1:1m

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

1900
Austin, Herbert Henry, 1868-1937, army officer, Surveyor. Bright, Richard George Tyndall, 1872-1944, army officer, Surveyor. Gwynn, Sir, Charles William, 1870-1963, army officer, Knight, Surveyor. Jackson, Lambert Cameron, 1875-1953, army officer, Surveyor.
1:1m

1901
Great Britain. War Office. Intelligence Division.

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