Citations
Comparisons of standard bars, 1854 - 1857, GBR/0180/RGO 6/353. Cambridge University Library. |
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Comparisons of standard bars, 1854 - 1857, GBR/0180/RGO 6/353. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/98545 Accessed April 18, 2024. |