The Odonata of Canada and AlaskaBy Edmond M. Walker, Philip S. Corbet
University of Toronto Press
Walker, Edmond M. The Odonata of Canada and Alaska. 3 vols. Toronto: University of Toronto Press.
Volume One published in 1953
Volume Two published in 1958
Volume Three published in 1975 with additional author:
Walker, Edmond M., Philip S. Corbet. The Odonata of Canada and Alaska. Vol. 3. Toronto: University of Toronto Press, 1975.
This publication has been out of print until recently, and is now in reprint through the University of Toronto Press. Non-original covers, and pages are from high-resolution scans of original text.
Describes and keys out 189 of the 210 species of Odonata currently found in Canada and Alaksa (according to www.odonatacentral.org, 12/25/2008), with two additional species described (but not keyed) in the addenda of volume three.