Keywords: Pigeon wingtips.jpg Julius Neubronner's camera strapped to a homing pigeon including one with wing tips visible on the edges http //www geog ucsb edu/~jeff/115a/history/pigeonremotesensing html 1908 Julius Neubronner 1852 “1932 Pigeon photographers and aerial photographs jpg original upload log en wikipedia Hans Adler CommonsHelper page en wikipedia Pigeon_wingtips jpg 2009-06-05 18 32 Jennavecia 850×617× 76300 bytes <nowiki> Bavarian Pigeon Corps aerial image including wing tips visible on the edges http //www geog ucsb edu/~jeff/115a/history/pigeonremotesensing html 1903 Permiss</nowiki> PD-old-auto-1923 1932 Pigeons in aerial photography |