John Edwards Holbrook. "North American Herpetology." University of Delaware, Special Collections. Accessed 20 March 2023.
North American Herpetology
Reptiles -- United States.
Amphibians -- United States.
Holbrook, John Edwards. 1794-1871. North American Herpetology; or, A Description of the Reptiles Inhabiting the United States. Philadelphia: J. Dobson; London: R. Baldwin, 1842.
John Edwards Holbrook
University of Delaware, Special Collections
J. Dobson; R. Baldwin
T. Murray, C. Small, A. Johnston