1. TRIG/18
- Reference (shelfmark):
- TRIG/18
- Title:
- Anglo-Belgian Boundary Commission 1927-1933. Congo-Zambesi Watershed Section. External Detail Traverses. Topo[graphical]. Survey Traverse Observation Books (field copies).
- Scope & Content:
- 32 observation books (numbered C1 to C32); all are traverse books except C18 where observations were recorded in a horizontal and vertical angle book. 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:
- 1927-1929
- Extent:
-
32 volumes