Citations
How to set up and use a level, 1945, GBR/0115/RCS/Y30448H/66. Cambridge University Library. |
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How to set up and use a level, 1945, GBR/0115/RCS/Y30448H/66. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/213842 Accessed January 10, 2025. |