Citations
'Specifications for topographic maps', 1985, GBR/3296/Maps/CCSA.IM_522_7, IM_522_7. Cambridge University Library. |
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'Specifications for topographic maps', 1985, GBR/3296/Maps/CCSA.IM_522_7, IM_522_7. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/240250 Accessed November 15, 2024. |