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Creator
- Oregonian (Firm) 6
- Oregon Journal (Firm) 5
- Finley, William L. (William Lovell), 1876-1953 4
- Portland Chamber of Commerce (Or.) 2
- Rotary International 2
- Burns Times-Herald 1
- City Club of Portland (Portland, Or.) 1
- Detroit Institute of Arts 1
- East Side Commercial Club (Portland, Or.) 1
- Facts (Redlands, Calif.) 1
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Topic
- Lectures and lecturing 14
- Wildlife refuges 11
- Birds--Conservation 10
- Herons 3
- Rivers--Oregon 3
- Dams 2
- Black-crowned night heron 1
- Cormorants 1
- Coyote 1
- Curlews 1
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Region
- Malheur National Wildlife Refuge >> Harney County >> Oregon >> United States 14
- Lower Klamath National Wildlife Refuge >> Siskiyou County >> California >> United States 5
- Columbia River >> Clatsop County >> Oregon >> United States 2
- Portland >> Washington County >> Oregon >> United States 2
- Tule Lake National Wildlife Refuge >> Siskiyou County >> California >> United States 2
- Blitzen Valley >> Harney County >> Oregon >> United States 1
- Burns >> Harney County >> Oregon >> United States 1
- Detroit >> Wayne County >> Michigan >> United States 1
- Harney Lake >> Harney County >> Oregon >> United States 1
- Klamath River >> Klamath County >> Oregon >> United States 1
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