Citations
Air Survey Handbook : Instructions for graphical plotting from vertical air photographs : "The Brown Book" 1950, 1951-04 - 1951-12, GBR/3296/Maps/CCSA.DA_608_5, DA_608_5. Cambridge University Library. |
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Air Survey Handbook : Instructions for graphical plotting from vertical air photographs : "The Brown Book" 1950, 1951-04 - 1951-12, GBR/3296/Maps/CCSA.DA_608_5, DA_608_5. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/236403 Accessed November 13, 2024. |