A Bat Man in the Tropics: Chasing El Duende by Theodore Fleming (Author) December 1969 eBook $63.00, £53.00
Amphibians and Reptiles of Baja California, Including Its Pacific Islands and the Islands in the Sea of Cortés by L. Lee Grismer (Author) December 1969 eBook $105.00, £88.00
American Bison: A Natural History by Dale F. Lott (Author) September 2002 Paperback $28.95, £25.00|eBook $28.95, £25.00