Colom fotògraf (Catalan Wikipedia)

Analysis of information sources in references of the Wikipedia article "Colom fotògraf" in Catalan language version.

refsWebsite

Global rank Catalan rank

1web.archive.org

1^st place

1^st place

5,648^th place

low place

1,849^th place

2^nd place

google.cat

books.google.cat

"Pigeons carry cameras to spy for Nazy Army". Revista Popular Mechanics Set. 1942 (anglès)

opex360.com

"Des pigeons dans la guerre" al web opex360.com (francès)

web.archive.org

History of Aerial Photography (anglès)