A monograph on the anatidae, or duck tribe /.London :Longman, Orme, Brown, Green, & Longman ... and Eddowes, Shrewsbury,1838..biodiversitylibrary.org/page/36002227
A monograph of the pheasants /.London, England :Published under the auspices of the New York Zoological Society by Witherby & Co.,1918-1922..biodiversitylibrary.org/page/34630718
A monograph of the pheasants /.London, England :Published under the auspices of the New York Zoological Society by Witherby & Co.,1918-1922..biodiversitylibrary.org/page/34630700