Diskuto:Leterkolombo
El Vikipedio
[redaktu] Aldonaj eksteraj ligiloj
http://home.frognet.net/~marks444/info.html
http://txtwriter.com/Onscience/Articles/pigeons.html
http://hometown.aol.com/vmen121803/AcquiringWhiteHomingPigeons.html
http://www.gutenberg.org/dirs/1/4/9/9/14990/14990-h/14990-h.htm#art10
http://www.jrpa.or.jp
http://www.nihon-denshobatokyokai.org
http://fr.dir.yahoo.com/Sciences_et_technologies/Biologie/Zoologie/Animaŭ/Oiseaŭ/Especes/Pigeons/Colombophilie
http://www.brieftaube.de