Citations
'Joint specifications for map and chartcCompilation scale 1:250,000', 1955-01, GBR/3296/Maps/CCSA.IM_562_4, IM_562_4. Cambridge University Library. |
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'Joint specifications for map and chartcCompilation scale 1:250,000', 1955-01, GBR/3296/Maps/CCSA.IM_562_4, IM_562_4. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/246224 Accessed May 08, 2025. |