Citations
The choice of a grid for British maps. I. The national grid, 1924, GBR/3296/Maps/CCSA.BWA_338_31/1, BWA_338_31/1. Cambridge University Library. |
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The choice of a grid for British maps. I. The national grid, 1924, GBR/3296/Maps/CCSA.BWA_338_31/1, BWA_338_31/1. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/236043 Accessed November 08, 2024. |