Sir Geoffrey Archer and his Staff. W.L. Heape is standing 2nd on the left.
Archer's east African experience resulted in two books: The Birds of British Somaliland and the Gulf of Aden, with E. A. Bodman (4 vols., 1938 - 1960): and Personal and Historical Memoirs of an East African Administrator (1963).
The Career of W L Heape Colonial Administrator Article