Citations
NIGERIA 1:50,000 MAMBILLA NORTH Sheets 214, 215 & 235, (D.O.S. 430) ; progress folder : authority for mapping, letters, diagrams, general material, map materials, reports, sheet history., 1966-01-01 - 1971-12-31, GBR/3296/Maps/CCSA.DOS_297_10, DOS_297_10. Cambridge University Library. |
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NIGERIA 1:50,000 MAMBILLA NORTH Sheets 214, 215 & 235, (D.O.S. 430) ; progress folder : authority for mapping, letters, diagrams, general material, map materials, reports, sheet history., 1966-01-01 - 1971-12-31, GBR/3296/Maps/CCSA.DOS_297_10, DOS_297_10. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/238363 Accessed May 17, 2025. |