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Summary
Perpetuum Mobile A History of the Search for Self-motive Power from the 13th to the 19th Century Henry Dircks Published 1870 Page 105
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 17:04, 21 May 2007 | | 658 × 345 (369 KB) | Reddi |
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