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By: Oeming, Albert Frederick. - University of Alberta.Edition:Publication info: Edmonton, AB, University of Alberta, 1955Volume:Series:Holding Institution: University of Alberta LibrarySubjects: Birds of prey Great gray owl OwlsBHL Collections:
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By: Quintana-Coyer, Deborah L. - United States. Forest Service. - United States. Bureau of Land Management.Edition: Version 3.0.Publication info: [Washington, D.C.?], U.S. Dept. of Agriculture, Forest Service, [2004]Volume:Series:Holding Institution: Bureau of Land ManagementSubjects: Forest management Great gray owl Habitat surveys Monitoring Northwest Forest Plan (U.S.) Northwest, Pacific Pacific Northwest Wildlife monitoringBHL Collections: