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Journal Article Breeding Birds of the Forest Edge in Illinois Get access Verna R. Johnston Verna R. Johnston Department of Zoology, University of Illinois, Urbana, Illinois, and Stockton Junior College, Stockton, California Search for other works by this author on: Oxford Academic Google Scholar The Condor, Volume 49, Issue 2, 1 March 1947, Pages 45–53, https://doi.org/10.2307/1364118 Published: 01 March 1947
Verna R. Johnston (Sat,) studied this question.