Pigeon_photographers_and_aerial_photographs.jpg


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English: Collage of pigeons with Julius Neubronner's cameras and three aerial photos taken by the method.
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The original uploader was Jennavecia at English Wikipedia .

The original uploader was Jennavecia at English Wikipedia .

The original uploader was Jennavecia at English Wikipedia . (source was https://www.loc.gov/rr/scitech/mysteries/images/pigeoncameras.jpg ). Later version(s) were uploaded by Hans Adler at en.wikipedia .

Public domain I, the copyright holder of this work, release this work into the public domain . This applies worldwide.
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Original upload log

This image is a derivative work of the following images:

  • File:Pigeon_wingtips.jpg licensed with License, PD-old-75-1923, PD/1923
    • 2009-07-13T17:10:30Z File Upload Bot (Magnus Manske) 850x617 (76300 Bytes) {{BotMoveToCommons|en.wikipedia|year={{subst:CURRENTYEAR}}|month={{subst:CURRENTMONTHNAME}}|day={{subst:CURRENTDAY}}}} {{Information |Description={{en|Aerial images from [[:en:Julius Neubronner|]]'s camera strapped to a [[:e
  • File:Pigeonimg.jpg licensed with License, PD-old-75-1923, PD/1923
    • 2009-07-13T17:12:40Z File Upload Bot (Magnus Manske) 232x600 (39964 Bytes) {{BotMoveToCommons|en.wikipedia|year={{subst:CURRENTYEAR}}|month={{subst:CURRENTMONTHNAME}}|day={{subst:CURRENTDAY}}}} {{Information |Description={{en|[[:en:Bavarian Pigeon Corps|]] aerial image}} |Source=Transferred from [h
  • File:Pigeoncameras.jpg licensed with License, PD-old-75-1923, PD/1923
    • 2009-07-13T17:13:25Z File Upload Bot (Magnus Manske) 815x522 (69119 Bytes) {{BotMoveToCommons|en.wikipedia|year={{subst:CURRENTYEAR}}|month={{subst:CURRENTMONTHNAME}}|day={{subst:CURRENTDAY}}}} {{Information |Description={{en|[[:en:Julius Neubronner|]]'s tiny cameras strapped to [[:en:homing pigeon

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