Articles discussing Portland sewage disposal issue and Ed F. Averill lecture
Articles
Articles discussing need for Portland sewage system and Pacific College benefit party at Jennings Lodge
Willamette River distress
Articles discussing "Camera hunting along the Rockies to Alaska" lecture and pollution of Willamette River
Articles discussing river pollution and lecture given by Dr. William Beebe
Articles discussing debate over Willamette Valley project and river pollution
Program and articles discussing Izaak Walton League Oregon State Council Convention
Articles discussing pollution of Columbia and Willamette rivers
Articles discussing Rogue River pollution and dams on the Willamette River
Articles discussing Willamette River pollution and hunting pronghorn
Articles describing Willamette River pollution and fishing regulations
Articles describing effects of Willamette River pollution on fish and crayfish
Articles discussing pilchard conservation and sewage systems
Articles discussing need for Portland sewage system
Article discussing Izaak Walton League Oregon State Council Convention
Articles discussing Willamette River pollution and declining waterfowl populations in Pacific Northwest
Letters to the editor discussing Willamette River pollution
Articles discussing Annual Meeting of the Portland Chamber of Commerce and Finley-Church Alaska expedition
Articles discussing pollution of Willamette River and salmon conservation
Articles discussing pollution of Willamette River
Articles discussing "Woods, waters and wildlife" lecture and anti-pollution bill
Articles discussing William Finley lectures and anti-pollution bill
Program and articles discussing Oregon Roadside Council Annual Meeting
Articles discussing debate over Willamette Valley project and river pollution
"Finley shoots Arizona fauna on movie film" and "Anti-pollution river organization formed"
Articles describing William Finley receiving honorary degree from Oregon State College
Articles discussing pollution of Willamette River and removal of eels
