41. TRIG/25
- Reference (shelfmark):
- TRIG/25
- Title:
- Anglo-Belgian Boundary Commission 1927-1933. Congo-Zambesi Watershed Section. Triangulation and Boundary Traverses. Topo[graphical]. Survey Traverse Observation Books (office copies).
- Scope & Content:
- Triangulation: 1 volume of bound office copies of Books 1 to 20 filed at TRIG/12 and titled 'Field Observation Books - Triangulation'. Also contains an additional 18 loose pages of observations (16 x 23cm) and 3 pages of 'Beacon Dimensions' (33 x 21cm). Boundary Traverses: 26 volumes of office ...
- Collection Area:
- Map Collections
- Languages:
- English
- Date Range:
- 1929
- Extent:
-
27 volumes and 21 pages