Reptiles and amphibians of Minnesota.
Minneapolis: University of Minnesota Press, 1944. Octavo, text illustrations. More
Minneapolis: University of Minnesota Press, 1944. Octavo, text illustrations. More
Boston: Houghton Mifflin, (1975. second edition). Octavo, colour plates, softcover. More
Boston: Houghton Mifflin, (1991. third edition). Octavo, coloured plates, paperback. More
New York: Quadrangle, 1976. Octavo, illustrations, dustwrapper. More
Boulder: University of Colorado Press, 1959. Octavo, wrappers, More
New York: Dover Publications, 1974. Octavo, paperback, illustrations, David McPhee's bookplate. More
Boulder: University of Colorado Press, 1965. Octavo, wrappers, maps. University of Colorado Studies, Series in Biology, number 15. More
Urbana: Illinois Natural History Survey, 1961. Octavo, photographs. softcover. More
Boston: Houghton Mifflin, 1966. Octavo, colour plates, text illustrations, maps, good copy in dustwrapper. More
Berkeley: University of California Press, 1912. Quarto, photographs. Handsome binder's cloth, wrappers retained. More