Author
National Audubon Society
4
American Birding Association
1
Amos, Stephen H.
1
Amos, William Hopkins
1
Barnett, J. A. (James Arthur), 1923-
1
Bishop, A. C. (Arthur Clive)
1
Breckenridge, W. J. (Walter John), 1903-2003
1
Dobkin, David S.
1
Ehrlich, Paul R.
1
Hamilton, William Roger
1
Hayman, Peter
1
MacMahon, James A.
1
Marchant, John, 1951-
1
Natural History Museum (London, England)
1
Payne, R. W.
1
Pettingill, Olin Sewall, 1907-2001
1
Prater, Tony, 1943-
1
Sutton, Ann, 1923-
1
Sutton, Myron
1
Wheye, Darryl
1
Whitney, Stephen, 1942-
1
Woolley, Alan Robert
1
Yarrow, D.
1