CO: American Birding Association Field Guide to the Birds of Colorado George Mayfield State & Province Guides December 6, 2016
Birds of Australia: Eighth Edition (Princeton Field Guides) George Mayfield Australia, Australia, New Zealand, South Pacific March 30, 2016
Field Guide to the Amphibians and Reptiles of Britain and Europe (Helm Field Guides) George Mayfield Europe:Other, Reptiles & Amphibians December 13, 2016
Mammals of North America: Second Edition (Princeton Field Guides) George Mayfield Mammals February 24, 2017
(Black and White) Birds of the West Indies: A Guide to the species of birds that inhabit the Greater Antilles, Lesser Antilles and Bahama Islands George Mayfield Caribbean, Cuba February 24, 2017
Shorebirds: An Identification Guide to the Waders of the World George Mayfield Birds, Shorebirds September 8, 2016
Dragonflies through Binoculars: A Field Guide to Dragonflies of North America (Butterflies Through Binoculars) George Mayfield Dragonflies & Damselflies: North America September 1, 2016
Sparrows of the United States and Canada: The Photographic Guide George Mayfield Songbirds March 4, 2016
IL: American Birding Association Field Guide to Birds of Illinois George Mayfield Illinois December 6, 2016
