Citations
'Principles governing the conduct of military surveys and employment of survey units', 1927, GBR/3296/Maps/CCSA.IM_565_17, IM_565_17. Cambridge University Library. |
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'Principles governing the conduct of military surveys and employment of survey units', 1927, GBR/3296/Maps/CCSA.IM_565_17, IM_565_17. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/240604 Accessed November 15, 2024. |