File:The wonders of optics - Fig 35.png
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Captions
Captions
Fresnel's Lighthouse Apparatus.
Summary
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| Description |
English: Fresnel's Lighthouse Apparatus. |
| Date | |
| Source | https://en.wikisource.org/wiki/Page:The_wonders_of_optics_(1869).djvu/144 |
| Author | Fulgence Marion |
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This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.
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| current | 08:43, 9 September 2021 | | 1,117 × 1,584 (390 KB) | Sp1nd01 (talk | contribs) | Uploaded a work by Fulgence Marion from https://en.wikisource.org/wiki/Page:The_wonders_of_optics_(1869).djvu/144 with UploadWizard |
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