Citations
Explanation of the advantage of the escapement by Earnshaw over that of Arnold, 1804-12, GBR/0180/RGO 14/25: 147-148. Cambridge University Library. |
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Explanation of the advantage of the escapement by Earnshaw over that of Arnold, 1804-12, GBR/0180/RGO 14/25: 147-148. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/159517 Accessed November 29, 2024. |