Citations
Correspondence, photographs and drawings concerning various instruments, 1910 - 1948, GBR/0265/UA/Obsy E.9. Cambridge University Library. |
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Correspondence, photographs and drawings concerning various instruments, 1910 - 1948, GBR/0265/UA/Obsy E.9. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/23069 Accessed April 04, 2025. |