31. TRIG/23
- Reference (shelfmark):
- TRIG/23
- Title:
- Anglo-Belgian Boundary Commission 1927-1933. Congo-Zambesi Watershed Section. Primary Triangulation. Distances. Traverse Books (field copies).
- Scope & Content:
- Traverse observation books (numbered P.T.10 to P.T.13 and P.T.16 to P.T.20). 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:
- 1931
- Extent:
-
9 volumes