Citations
Manual of field sketching and reconnaissance', 1903, GBR/3296/Maps/CCSA.IM_426_18, IM_426_18. Cambridge University Library. |
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Manual of field sketching and reconnaissance', 1903, GBR/3296/Maps/CCSA.IM_426_18, IM_426_18. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/239366 Accessed November 14, 2024. |