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032-003440772

21. TRIG/24

Reference (shelfmark):
TRIG/24
Title:
Anglo-Belgian Boundary Commission 1927-1933. Congo-Zambesi Watershed Section. Boundary Traverses. Topo[graphical]. Survey Traverse Observation Books (office copies).
Scope & Content:
Traverse observation books (numbered 1 to 44). 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:

44 volumes

22. TRIG/27

Reference (shelfmark):
TRIG/27
Title:
Anglo-Belgian Boundary Commission 1927-1933. Congo-Zambesi Watershed Section. Cross-levelling. Level Books (office copies).
Scope & Content:
Level observation books (numbered 1 to 9). [Copies of the original field books are not held.] Inserted into Book 9 is an unrelated folio listing recently awarded Field Survey Qualifications attained by Non Commissioned Officers and Sappers. Used in the compilation of Geographical Section, Gen...
Collection Area:
Map Collections
Languages:
English
Date Range:
1930-1931
Extent:

9 volumes

23. TRIG/28

Reference (shelfmark):
TRIG/28
Title:
Anglo-Belgian Boundary Commission 1927-1933. Congo-Zambesi Watershed Section. Cross-levelling. Level Books (office copies).
Scope & Content:
Level observation books (numbered 10 to 18). [Except for Book 18, copies of the original field books are not held.] 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:
1930-1931
Extent:

9 volumes

24. TRIG/7

Reference (shelfmark):
TRIG/7
Title:
Anglo-Belgian Boundary Commission 1927-1933. Congo-Zambesi Watershed Section. Folders 40 and 42-47.
Scope & Content:
Survey observations and computations along the Northern Rhodesia-Belgian Congo boundary. Comprises: Folder 40. External Detail Traverse. Computations. Folder 42. Catenary Traverse. Computation. Folder 43. Catenary Traverse. Computation. Folder 44. Catenary Traverse. Preliminary Computation. Fold...
Collection Area:
Map Collections
Languages:
English
Date Range:
1930-31
Extent:
7 folders

25. TRIG/17

Reference (shelfmark):
TRIG/17
Title:
Anglo-Belgian Boundary Commission 1927-1933. Congo-Zambesi Watershed Section. Boundary and Triangulation Point Traverses. Topo[graphical]. Survey Traverse Observation Books (field copies).
Scope & Content:
Boundary traverse observation books (numbered A.99 to A.131). Traverses from triangulation points to boundary pillars, observation books (numbered B1 to B11). 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:
1929-1931
Extent:

44 volumes

26. TRIG/19

Reference (shelfmark):
TRIG/19
Title:
Anglo-Belgian Boundary Commission 1927-1933. Congo-Zambesi Watershed Section. Cross-levelling. Level Observation Books (field copies).
Scope & Content:
Level observation books (numbered 18 to 27); some volumes are recorded in traverse books, but the data within are level values. Books 1 to 17 were not present on transfer. However office copies are at TRIG/27 and TRIG/28. Used in the compilation of Geographical Section, General Staff No. 4044,...
Collection Area:
Map Collections
Languages:
English
Date Range:
1930-1931
Extent:

10 volumes

27. TRIG/20

Reference (shelfmark):
TRIG/20
Title:
Anglo-Belgian Boundary Commission 1927-1933. Congo-Zambesi Watershed Section. Cross-levelling. Level Observation Books (field copies).
Scope & Content:
Level observation books (numbered 28 to 44); some volumes are recorded in traverse books, but the data within are level values. 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:
1930-1931
Extent:

17 volumes

28. TRIG/1

Reference (shelfmark):
TRIG/1
Title:
Anglo-Belgian Boundary Commission 1927-1933. Congo-Zambesi Watershed Section. 1927-8-9. Folders 1-6 and Index.
Scope & Content:
Survey observations and computations along the Northern Rhodesia-Belgian Congo boundary. Comprises: File index [to TRIG/1 to TRIG/5] (2 folios) Index card (1 folio) Folder 1. Record of Observations Folder 2. Computation of Geographical Co-ordinates Folder 3. Computation of Heights Folder 4. Comp...
Collection Area:
Map Collections
Languages:
English
Date Range:
1927-1930
Extent:
6 folders and 3 folios

29. 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

30. 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