Articles discussing Portland sewage disposal issue and Ed F. Averill lecture
Articles discussing need for Portland sewage system and Pacific College benefit party at Jennings Lodge
Program listing "Arizona birds" lecture and articles discussing Willamette Valley project
Willamette River distress
Program and articles discussing William Finley lectures and proposed Willamette River dams
Columbia River pollution
Articles discussing meeting with Oregon Caveman group and opposition to highway construction between Mount Hood and Crater Lake
"Oregon conquers stream pollution"
Articles discussing debate over Willamette Valley project and river pollution
Program and articles discussing Izaak Walton League Oregon State Council Convention
Report discussing proposed fishways plans for Bonneville Dam
Articles discussing effects of dams on Oregon rivers
Articles discussing meeting of Izaak Walton League Coos County chapter
Article discussing Bonneville Dam
Articles discussing Bonneville power plant and Willamette Valley project
"Colonel Lee answers attack on waterways"
Articles discussing dam construction and log transportation on Willamette River
Articles discussing pilchard conservation and sewage systems
Articles discussing need for Portland sewage system
Manuscript discussing the effects of high dams on Columbia River salmon with a focus on the Bonneville Dam
Bill introduced regarding commercial fishing near the Bonneville Dam and on Columbia River tributaries east of the Deschutes River
Articles
Articles discussing William Finley lectures and prospective Portland sewage system
Articles discussing Willamette River pollution and declining waterfowl populations in Pacific Northwest
Article in an issue of the Business Survey of the Portland Area discussing the effect of fishways on salmon at Bonneville Dam
Correspondence discussing report of the Bonneville Dam Fishways Committee
Articles discussing campaign for Portland sewage system funding
Articles discussing proposed sewage system in Portland and William Finley's "Woods, water, wild life" lecture at the Izaak Walton League of American convention