A natural history of the ducks.
New York: Dover Publications, (1986. facsimile). Quarto, erratically paginated, colour and uncoloured plates, maps, fine set in dustwrappers.
Volumes one and two: Plectropterinae, Dendrocygninae, Anatinae (in part). Volumes three and four: Anatinae (continued), Fuligulinae, Oxyurinae, Merganettinae and Merginae.
