In 1883 Ruthven Deane was one of the main organizers of the American Ornithologists' Union. In 1885 he married. In 1897 the Illinois Audubon Society was organized, the fourth of the state societies, with Ruthven Deane as its first president; he was successively re-elected for the next 16 years, serving as president from 1898–1914. In 1903 he retired from business at the age of fifty-two to devote himself to ornithology. He made available his collection of bird skins to the
Chicago Academy of Sciences and donated his collection of 43 albino stuffed birds to the
Field Museum of Natural History. His publications occur mainly in
The Auk and the
Bulletin of the Nuttall Ornithology Club, with 112 titles in those two journals. He was a collector of Audubonia, photographic portraits of ornithologists and naturalists, and bookplates. He died in
Chicago, aged 82. ==References==