Citations
Primary triangulation 1962. General instructions, 1962-06, GBR/3296/Maps/CCSA.FJ_204_7/6, FJ_204_7/6. Cambridge University Library. |
|
Primary triangulation 1962. General instructions, 1962-06, GBR/3296/Maps/CCSA.FJ_204_7/6, FJ_204_7/6. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/238839 Accessed May 15, 2025. |