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Collection Area Map Collections Level [40] File

15071. TRIG/16

Reference (shelfmark):
TRIG/16
Title:
Anglo-Belgian Boundary Commission 1927-1933. Congo-Zambesi Watershed Section. Boundary Traverses. Topo[graphical]. Survey Traverse Observation Books (field copies).
Scope & Content:
28 traverse observation books (numbered A41 to A69) labelled 'field book' or 'field copy'. Traverse observation books A70 to A98 were not present on transfer. However, office copies of these are filed at TRIG/26. Used in the compilation of Geographical Section, General Staff No. 4044, 7 sheets...
Collection Area:
Map Collections
Languages:
English
Date Range:
1928-1929
Extent:

28 volumes

15072. 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

15073. 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

15074. 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

15075. 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

15076. TRIG/21

Reference (shelfmark):
TRIG/21
Title:
Anglo-Belgian Boundary Commission 1927-1933. Congo-Zambesi Watershed Section. Primary Triangulation. Angles. Topo[graphical]. Survey Traverse Observation Books (field copies).
Scope & Content:
Traverse observation books numbered P.T.A. 1-18, 20, 21 and 23-33. 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:
1930-31
Extent:

31 volumes

15077. TRIG/22

Reference (shelfmark):
TRIG/22
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.1 to P.T.9). 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
Extent:

9 volumes

15078. 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

15079. 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

15080. 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