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Summary
| Description |
English: The first successful camera for making continuous recordings of scientific instruments, built by Francis Ronalds in 1845. This example is an electrograph measuring atmospheric electricity |
| Date | |
| Source | La Photographie (1873) |
| Author | Tissandier, G. |
Licensing
|
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, 1929. |
| This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights. | |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 10:51, 5 August 2017 | | 2,366 × 3,871 (8.96 MB) | Soerfm | Brightness, color |
| 07:29, 6 October 2016 |  | 2,366 × 3,871 (6.33 MB) | Sperth | User created page with UploadWizard |
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