CO: American Birding Association Field Guide to the Birds of Colorado George Mayfield State & Province Guides December 6, 2016
Birds of Mexico and Central America George Mayfield Belize, Costa Rica, El Salvador, Guatemala, Honduras, Mexico, Mexico & Central America, Nicaragua, Panama April 11, 2017
The Field Guide to the Birds of Australia 9th Edition George Mayfield Australia, Australia, New Zealand, South Pacific March 30, 2016
Field Guide to the Birds of Australia (Helm Field Guides) George Mayfield Australia, New Zealand, South Pacific March 30, 2016
Waterfowl: An Identification Guide to the Ducks, Geese, and Swans of the World George Mayfield Waterfowl September 8, 2016
FL: American Birding Association Field Guide to Birds of Florida George Mayfield Florida December 6, 2016
Birds of the Indonesian Archipelago: Greater Sundas and Wallacea George Mayfield Bali, Birds, Borneo, Java December 13, 2016
Newman’s Birds of Southern Africa: 10th Edition George Mayfield Africa, Botswana, South Africa September 6, 2016
Birds of East Asia: China, Taiwan, Korea, Japan, and Russia George Mayfield Asia & Pacific, China, Japan, Korea, Russia, Taiwan March 31, 2017
MA: American Birding Association Field Guide to Birds of Massachusetts George Mayfield Massachussets December 6, 2016
