File:Description of the Le Roy detent escapement mechanism 14 August 1748.jpg
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Summary
| Description |
English: Description_of_the_Le_Roy_detent_escapement_mechanism_14_August_1748 |
| Date | |
| Source | [1] |
| Author | Academie des Sciences, France 14 August 1748 |
Licensing
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This is a faithful photographic reproduction of a two-dimensional, public domain work of art. The work of art itself is in the public domain for the following reason:
The official position taken by the Wikimedia Foundation is that "faithful reproductions of two-dimensional public domain works of art are public domain".
This photographic reproduction is therefore also considered to be in the public domain in the United States. In other jurisdictions, re-use of this content may be restricted; see Reuse of PD-Art photographs for details. | ||||
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 17:27, 18 December 2009 | | 439 × 567 (204 KB) | World Imaging | {{Information |Description={{en|1=Description_of_the_Le_Roy_detent_escapement_mechanism_14_August_1748}} |Source=[http://forumamontres.forumactif.com/revues-videos-photographies-fiches-pratiques-f2/exclusif-l-histoire-de-la-montre-sur-forumamontres-t5381. |
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