Citations
Triangulation and minor control information. Leaflet no 2, 1970-09, GBR/3296/Maps/CCSA.FJ_205_2/2, FJ_205_2/2. Cambridge University Library. |
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Triangulation and minor control information. Leaflet no 2, 1970-09, GBR/3296/Maps/CCSA.FJ_205_2/2, FJ_205_2/2. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/238859 Accessed May 15, 2025. |