Mexican Birds: First Impressions
Sutton, George Miksch.
Handbook of the Birds of Europe, the Middle East, and North Africa: Complete set [BWP]
CRAMP, Stanley, Chief Editor, et al.
The Birds of the British Isles. Volumes I-XII
Bannerman, David Armitage
The Redstart. New Naturalist Monographs
Bird Islands of Peru: The Record of a Sojourn on the West Coast
MURPHY, Robert Cushman
The Peregrine Falcon
The Yellow Wagtail. New Naturalist Monographs
The Ornithology of Illinois. Volume I, Part I and Volume II, Part I: Descriptive Catalogue
The Birds of Siberia: A Record of a Naturalist's Visits to the Valleys of the Petchora and Yenesei
Alaska Bird Trails: Adventures of an Expedition by Dog Sled to the Delta of the Yukon River at Hoope