Datei:William Yarrell (1784-1856).jpgDescriptionWilliam Yarrell (1784-1856).jpg English: Early hand-tinted photographic portrait of William Yarrell (1784-1856), English ornithologist, seated
Datei:William Yarrell 1849.jpghttps://creativecommons.org/publicdomain/mark/1.0/PDMCreative Commons Public Domain Mark 1.0falsefalse English William Yarrel 1849 German William Yarrell 1849