Citations
'An illustrated history of 250 years of Military Survey', 1997, GBR/3296/Maps/CCSA.IM_446_5, IM_446_5. Cambridge University Library. |
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'An illustrated history of 250 years of Military Survey', 1997, GBR/3296/Maps/CCSA.IM_446_5, IM_446_5. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/239562 Accessed May 15, 2025. |