File:BurningGlass.png
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Summary
| Description |
English: A burning glass being used to focus sunlight on someone's eye. |
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| Source | http://www.central-fixation.com/perfect-sight-without-glasses/chapter-17.php | ||||||||||||||||
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| Permission (Reusing this file) |
Public domain | ||||||||||||||||
| Other versions | http://www.iblindness.org/books/bates/ch17.html | ||||||||||||||||
Licensing
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This media file is in the public domain in the United States. This applies to U.S. works where the copyright has expired, often because its first publication occurred prior to January 1, 1929, and if not then due to lack of notice or renewal. See this page for further explanation.
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 20:09, 8 December 2008 | | 277 × 395 (28 KB) | PSWG1920 | {{Information |Description={{en|1=A burning glass being used to focus sunlight on someone's eye.}} |Source=http://www.iblindness.org/books/bates/ch17.html |Author=William Bates |Date=1920 |Permission=Public domain |other_versions=http://www.iblindness |
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