Ornithology Foreign Birds for Cage and Aviary, Order Passeres (1896–1897) illustrated by Frederick William Frohawk (1861–1946) Foreign Birds for Cage and Aviary (1910) References Sources (p. 111–112) External links Some biblio/biographical information on Butler on the website of North Dakota State University (NDSU) Internet Archive has digital copies of several works by Gardiner Butler. English zoologists Entomologists from London English lepidopterists 1844 births 1925 deaths Fellows of the Zoological Society of London People from Beckenham 19th-century British zoologists 20th-century British zoologists