Diving birds of North America.
Lincoln: University of Nebraska Press, 1987. Quarto, colour photographs, fine copy in dustwrapper. More
Lincoln: University of Nebraska Press, 1987. Quarto, colour photographs, fine copy in dustwrapper. More
Lincoln: University of Nebraska Press, 1978. Quarto, colour photographs, maps, dustwrapper. More
Lincoln: University of Nebraska Press, 1968. Octavo, colour photographs, fine copy in dustwrapper. More
Norman: University of Oklahoma Press, 1996. Octavo, colour illustrations, text illustrations , fine copy in dustwrapper. More
Shrewsbury: Airlife, 1992. Octavo, colour illustrations, maps. With colour photographs of each of the 111 species, an identification guide and a map showing distribution. More