A natural history of the ducks
4 volumes in 2 : illustrations (some color) ; 30 cm
9780486251417, 9780486251424, 0486251411, 048625142X
13123231
v. 1-2. Plectropterinae, Dendrocygninae, Anatinae (in part) (1 v. )
v. 3-4. Anatinae (concluded), Fuligulinae, Oxyurinae, Merganettinae, and Merginae (1 v. )
Reprint. Originally published: Boston : Houghton Mifflin, 1922-1926