File:Two-lense pigeon camera sketch from ILA book.png
![File:Two-lense pigeon camera sketch from ILA book.png](https://upload.wikimedia.org/wikipedia/commons/thumb/d/d5/Two-lense_pigeon_camera_sketch_from_ILA_book.png/457px-Two-lense_pigeon_camera_sketch_from_ILA_book.png?20110402071458)
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Summary
[edit]DescriptionTwo-lense pigeon camera sketch from ILA book.png |
English: Lateral view, sectional view and pneumatic system of Julius Neubronner's patented pigeon camera with two lenses. |
Date | or earlier |
Source | Richard Wachsmuth: Denkschrift der Ersten Internationalen Luftschiffahrts-Ausstellung (Ila) zu Frankfurt a.M. 1909. Appeared 1910. |
Author | Julius Neubronner (1852–1932) |
Licensing
[edit]Public domainPublic domainfalsefalse |
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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.
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This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights. |
https://creativecommons.org/publicdomain/mark/1.0/PDMCreative Commons Public Domain Mark 1.0falsefalse
Public domainPublic domainfalsefalse |
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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 75 years or fewer.
|
This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights. |
https://creativecommons.org/publicdomain/mark/1.0/PDMCreative Commons Public Domain Mark 1.0falsefalse
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 07:14, 2 April 2011 | ![]() | 576 × 755 (71 KB) | Hans Adler (talk | contribs) | {{Information |Description ={{en|1=Lateral view, sectional view and pneumatic system of Julius Neubronner's patented pigeon camera with two lenses.}} |Source =Richard Wachsmuth: ''Denkschrift der Ersten Internationalen Luftschiffahrts-Ausstellu |
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