1. TRIG/14
- Reference (shelfmark):
- TRIG/14
- Title:
- Anglo-Belgian Boundary Commission 1927-1933. Congo-Zambesi Watershed Section. Astronomical Observation Books (field copies).
- Scope & Content:
- Astronomical observation books (numbered 1 to 41). Boundary section extends to Angola tripoint. Used in the compilation of Geographical Section, General Staff No. 4044, 7 sheets at scale 1:250,000 dated 1941 filed at Maps X.6262.
- Collection Area:
- Map Collections
- Languages:
- English
- Date Range:
- 1929-1933
- Extent:
-
41 volumes