Citations
'Surveying from air photographs', 1954, GBR/3296/Maps/CCSA.IM_501_8, IM_501_8. Cambridge University Library. |
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'Surveying from air photographs', 1954, GBR/3296/Maps/CCSA.IM_501_8, IM_501_8. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/240012 Accessed May 14, 2025. |