Collection Area: Map Collections / Language: English - British Library Archives and Manuscripts Catalogue Search Results

Reference (shelfmark):: TRIG/3
Title:: Anglo-Belgian Boundary Commission 1927-1933. Congo-Zambesi Watershed Section. 1927-8-9. Folders 12-19.
Scope & Content:: Survey observations and computations along the Northern Rhodesia-Belgian Congo boundary. Comprises: Folder 12. List of Geographical and Rectangular Co-ordinates of Main Boundary Pillars Folder 13. Description of Trig. Stations Folder 14. Solution of Major Triangles [including Descriptions of Tri...
Collection Area:: Map Collections
Languages:: English
Date Range:: 1927-1930
Extent:: 8 folders

Reference (shelfmark):: TRIG/4
Title:: Anglo-Belgian Boundary Commission 1927-1933. Congo-Zambesi Watershed Section. 1927-8-9. Folders 20-30.
Scope & Content:: Survey observations and computations along the Northern Rhodesia-Belgian Congo boundary. Comprises: Folder 20. Record of Observations Folder 21. Geographical Co-ordinates Folder 22. Solution of Major Triangles Folder 23. Solution of Minor Triangles Folder 24. Heights Folder 25. Boundary Traverse...
Collection Area:: Map Collections
Languages:: English
Date Range:: 1927-1930
Extent:: 11 folders

Reference (shelfmark):: TRIG/5
Title:: Anglo-Belgian Boundary Commission 1927-1933. Congo-Zambesi Watershed Section. 1927-8-9. Folders A-H.
Scope & Content:: Survey observations and computations along the Northern Rhodesia-Belgian Congo boundary. Comprises: Folder A. Latitude and Azimuth Folder B. Latitude and Azimuth Folder C. Time Observations for Longitude Folder D. Latitudes Folder E. Chronograph Time Charts Folder F. Chronograph Records Folder G...
Collection Area:: Map Collections
Languages:: English
Date Range:: 1929
Extent:: 8 folders

Reference (shelfmark):: TRIG/6
Title:: Anglo-Belgian Boundary Commission 1927-1933. Whole boundary. Folders 31-39.
Scope & Content:: Records of survey observations, computations and station descriptions, including Belgian values, along the Northern Rhodesia-Belgian Congo boundary. Extends to Angola tripoint. Includes some fold-out maps. Comprises: Folder 31. Technical Report Folder 32. Belgian Values Folder 33. Record of Obse...
Collection Area:: Map Collections
Languages:: English and French
Date Range:: 1929-1933
Extent:: 9 folders

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

Reference (shelfmark):: TRIG/8
Title:: Anglo-Belgian Boundary Commission 1927-1933. Congo-Zambesi Watershed Section. Folders 48-53.
Scope & Content:: Survey observations and computations along the Northern Rhodesia-Belgian Congo boundary. Extends to Angola tripoint. Comprises: Folder 48. Catenary Traverse. Horizontal Distances. Folder 49. Catenary Traverse. Computation. Folder 50. Catenary Traverse. Horizontal Distances. Folder 51. Catenary T...
Collection Area:: Map Collections
Languages:: English
Date Range:: 1931
Extent:: 6 folders

Reference (shelfmark):: TRIG/9
Title:: Anglo-Belgian Boundary Commission 1927-1933. Congo-Zambesi Watershed and Meridian sections. Folders 54-58.
Scope & Content:: Survey observations and computations along the Northern Rhodesia-Belgian Congo boundary (Congo-Zambesi and Mpanta Meridian sections). Includes fold-out plans. Comprises: Folder 54. Technical Report Folder 55. Record of Observations Folder 56. Final Results. Ruling and Minor Triangulation Folder ...
Collection Area:: Map Collections
Languages:: English
Date Range:: 1931-1933
Extent:: 5 folders

Reference (shelfmark):: TRIG/10
Title:: Anglo-Belgian Boundary Commission 1927-1933. Congo-Zambesi Watershed Section. Folders 59, 59A 60, 61 and 62.
Scope & Content:: Survey observations and computations along the Northern Rhodesia-Belgian Congo boundary. Includes fold-out plans. Comprises: Folder 59. Minor Triangulation Folder 59A. Triangulation 1932 Folder 60. Cassini Computations Folder 61. Traverse Computations Folder 62. Traverse Computations Used in the...
Collection Area:: Map Collections
Languages:: English
Date Range:: c 1932
Extent:: 5 folders

Reference (shelfmark):: TRIG/11
Title:: Anglo-Belgian Boundary Commission 1927-1933. Whole boundary. Folders 63-68.
Scope & Content:: Records of survey observations, computations, station descriptions and a technical report along the Northern Rhodesia-Belgian Congo boundary. Includes some fold-out maps. Comprises: Folder 63. Traverse Computations Folder 64. Cassini Computations Folder 65. Astro. at Junction of Arc and Watershe...
Collection Area:: Map Collections
Languages:: English
Date Range:: 1916-1935
Extent:: 6 folders

Reference (shelfmark):: TRIG/12
Title:: Anglo-Belgian Boundary Commission 1927-1933. Congo-Zambesi Watershed Section. Triangulation. Horizontal and Vertical Observation Books (field copies) and Index of Observation Books.
Scope & Content:: 30 observation books (numbered 1 to 30). Book 1 also contains an additional 18 loose pages of observations (16 x 23cm) and 1 page of 'Beacon Dimensions' (33 x 21cm, recto and verso). Office copies of books 1 to 20 are filed at TRIG/25. 1 index book titled 'Index of Observation Books Showing C...
Collection Area:: Map Collections
Languages:: English
Date Range:: 1927-1930
Extent:: 31 volumes and 19 pages

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