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Summary
| Description |
English: Line drawing by Wilhelm Friedrich Kühne of the only "human optogram", an image from the retina of executed prisoner Erhard Gustav Reif. Kühne's original 4 millimetre image of the optogram no longer exists, except for this line drawing from his 1881 paper Observations for Anatomy and Physiology of the Retina. |
| Date | |
| Source | The College of Optometrists |
| Author | Wilhelm Friedrich Kühne (1837–1900) |
Licensing
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This work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 70 years or fewer. 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, 1930. |
| This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights. | |
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 06:45, 6 May 2013 | | 200 × 250 (45 KB) | Canley | User created page with UploadWizard |
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