A field guide to the mammals: field marks of all North American species found north of Mexico.
Boston: Houghton Mifflin, (1976. third edition). Octavo, illustrations, softcover. More
Boston: Houghton Mifflin, (1976. third edition). Octavo, illustrations, softcover. More
Christopher Helm, (2000. second edition). Octavo, paperback, colour plates. More
Pennsylvania: Livingston Publishing, 1973. Octavo, colour plates, dustwrapper. More
New York: Oxford University Press, 1997. Octavo, 48 colour plates, maps. More
Princeton: Princeton University Press, 1976. Octavo, colour plates, text illustrations, very good copy in dustwrapper. More
Princeton: Princeton University Press, (1989. second edition). Octavo, colour plates, softcover. This is the authoritative field guide to Panama birds, completely revised and expanded to include all the birds of Costa Rica, Nicaragua, and Honduras. More than 1,000 species in this exceptionally rich and varied area are treated, and about..... More
Ithaca: Cornell University Press, 1989. Octavo, colour illustrations, softcover. This well illustrated book includes coverage of waterbirds and migrants, as well as resident tropical species, and it discusses such topics as plumages, vocalisations, food habits, nesting, and distribution. More