'The Northern Gwaso Nyiro from a Prismatic Compass Survey by Capt. L.W. Sadleir-Jackson D.S.O. 1909'
1909
Jackson, Lionel Warren de Vere, Sadleir-, 1876-1932, army officer, Surveyor.
1:250k
Colony&Protectorate of Kenya. Plans Showing Administrative Boundaries'.'The Director of Military Operations&Intelligence''Land Survey Depart. Nairobi' - War Office ledger
1928
Land Department, Survey Division, Nairobi, Kenya, fl 1924-1928, Creator
'Mount Kenia, Compass Survey North of'
1908
Patterson, John Henry, 1867-1947, army officer, Author.
1:1m
'Photograph of (c) with additions by R.G.S.' - War Office ledger
1913
Royal Geographical Society, 1830-, Author. Archer, Sir, Geoffrey Francis, 1882-1964, colonial administrator, Knight, Cartographer
1:800k
'Incomplete Drawing by R.G.S.' - War Office ledger
1913
Royal Geographical Society, 1830-, Author. Archer, Sir, Geoffrey Francis, 1882-1964, colonial administrator, Knight, Cartographer
1:500k
A field sheet.'Sh[eet].1 Copy' - War Office ledger
1910
Archer, Sir, Geoffrey Francis, 1882-1964, colonial administrator, Knight, Cartographer.
1:500k
'Triangulation Chart and Reconnaissance Survey. E-Uaso Ngiro - Marsabit'.'By G.F. Archer F.R.G.S. District Commissioner. Marsabit 1909:1910.'
1910
Archer, Sir, Geoffrey Francis, 1882-1964, colonial administrator, Knight, Cartographer.
1:500k
'The Northern Gwaso Nyiro from a Prismatic Compass Survey by Capt. L.W. Sadleir-Jackson D.S.O. 1909'
1909
Jackson, Lionel Warren de Vere, Sadleir-, 1876-1932, army officer, Surveyor.
1:250k
'Map of Koreh Wells District, Northern Frontier Province, Kenya Colony.''Compiled and Drawn by Lt. C. Asplin, 3rd. K.A.R. August 1932. From Sheets North and South A-37 War Office Africa 1:1,000,000. From Compass Traverses and Observations. May - August 1932'
1932
Asplin, Charles, 1903-1939, army officer, Author.
1:253k
'The Northern Gwaso Nyiro from a Prismatic Compass Survey by Capt. L.W. Sadleir-Jackson D.S.O. 1909'
1909
Jackson, Lionel Warren de Vere, Sadleir-, 1876-1932, army officer, Surveyor.
1:250k