Citations
1:50,000 Switzerland sheet 501, GBR/3296/Maps/CCSA.IM_576_83, IM_576_83. Cambridge University Library. |
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1:50,000 Switzerland sheet 501, GBR/3296/Maps/CCSA.IM_576_83, IM_576_83. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/246281 Accessed May 08, 2025. |