Articles discussing Willamette River pollution and declining waterfowl populations in Pacific Northwest
Articles discussing pollution of Columbia and Willamette rivers
Articles discussing river pollution and "Woods, waters and wildlife" lecture
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 "Woods, waters and wildlife" lecture and anti-pollution bill
Articles discussing William Finley lectures and anti-pollution bill
Articles discussing debate over Willamette Valley project and river pollution
Program and articles discussing Izaak Walton League Oregon State Council Convention
