DescriptionCooperBull1(4).djvu English: Fourth issue of the Bulletin of the Cooper Ornithological Club Date 1899 Source http://elibrary.unm.edu/sora/Condor/index1...
DescriptionCooperBull1(1).djvu English: The first volume of the Bulletin of the Cooper Ornithological Club, later called The Condor Date 1899 Source http://elibrary...
DescriptionCooperBull1(3).djvu English: Third issue of the Bulletin of the Cooper Ornithological Club Date 1899 Source http://elibrary.unm.edu/sora/Condor/index1...
DescriptionCooperBull1(5).djvu English: Fifth issue of the Bulletin of the Cooper Ornithological Club Date 1899 Source http://elibrary.unm.edu/sora/Condor/index1...
DescriptionCooperBull1(2).djvu English: Second issue of The Bulletin of the Cooper Ornithological Club Date 1899 Source http://elibrary.unm.edu/sora/Condor/index1...
DescriptionCooperBull1(6).djvu English: Sixth issue of the Bulletin of the Cooper Ornithological Club Date 1899 Source http://elibrary.unm.edu/sora/Condor/index1...
jpg English: Nests of Audubon's and Grace's Warbler. Date 1899 Source https://en.wikisource.org/wiki/Page:CooperBull1(3).djvu/4 Author O. W. Howard....