Citations
'A simplified sun compass', 1956, GBR/3296/Maps/CCSA.IM_565_29, IM_565_29. Cambridge University Library. |
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'A simplified sun compass', 1956, GBR/3296/Maps/CCSA.IM_565_29, IM_565_29. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/240616 Accessed November 15, 2024. |