Sheet 56-A Kassala Sudan Edition 1940. Anglo-Egyptian Sudan and Eritrea. Western [Sudan] portion based on triangaualation and planetable surveys made simultaneously 1900 & 1902, to which are adjusted information and sketches supplied by Bimb Morant, Messrs Thomson, Smith and Sandison; course of R Gash from surveys Sudan Irrigation Service and RAF; east of frontier detail compiled from Italian map of Agordat District. Compiled & zincographed SOK June 1940. Anglo-Egyptian Sudan/Erit...
Sheet 78-P Lokitaung Sudan Edition 1941. Anglo-Egyptian Sudan Kenya and Abyssinia. Northern half based on Mr Wakefield's triangulation 1938 with astro-radio datum at Nataba; topography mainly from GSGS 3999 1:250,000 sheets 1, 2 and 3 compiled from Mr Champion's planetable surveys; provisional administrative boundary from Mr Wakefield's planetable survey, and information in NW corner Maj Athill. Compiled & zincographed SOK July 1941. Printed black only. [34°30'E–36°E, 4°N–5°N; Equat...