File:ZeissMark1.jpg
ZeissMark1.jpg (300 × 383 pixels, file size: 49 KB, MIME type: image/jpeg)
| Description |
The world's first planetarium projector, the Zeiss Mark I, in the Deutsches Museum in Munich, 1923. |
|---|---|
| Source |
International Planetarium Society, accessed 10/11/08 |
| Date |
Oct - December, 1923 |
| Author |
Unknown, presumed to be a 1920s German photographer |
| Permission (Reusing this file) |
See below.
|
Licensing
[edit]
 | This work first published in 1923 is anonymous or pseudonymous due to unknown authorship. It is in the public domain in the United States, as well as in countries and areas where the copyright duration of anonymous or pseudonymous works is 100 years since publication or less. This image may or may not be suitable for copying to Commons, depending on its copyright status in the country of first publication. |  |
File history
Click on a date/time to view the file as it appeared at that time.
| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 16:10, 2 January 2024 | | 300 × 383 (49 KB) | Jrissman (talk | contribs) | This photo has entered the public domain, so we can restore the larger-size version of this photo. |
| 07:20, 7 January 2018 |  | 279 × 356 (25 KB) | Theo's Little Bot (talk | contribs) | Reduce size of non-free image (BOT - disable) | |
| 20:32, 11 October 2008 | No thumbnail | 300 × 383 (49 KB) | Jrissman (talk | contribs) | {{Information |Description=The world's first planetarium projector, the Zeiss Mark I, in the Deutsches Museum in Munich, 1923. |Source=http://www.ips-planetarium.org/planetarian/articles/twothousandyr_Dream/twothousandyr_dream.html, accessed 10/11/08 |Dat |
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