A Naturalist's Guide to Ontario

A guide to Ontario, designed specifically for naturalists, has been needed, and this book will fill that need. The combination of scientific accuracy and up-to-date practical information will make it an invaluable part of the naturalist's field equipment.

JuddWilliam:
William Judd (1883-1981) was a professor emeritus in the Department of Biology at the University of Western Ontario.
SpeirsJ.:
J. Murray Speirs (1909-2000) was a professor in the Department of Zoology at the University of Toronto.