Showing 16 results

Collections
Portland (Or.) Water-Pollution Text With digital objects
Advanced search options
Print preview View:
Willamette River distress
Willamette River distress
Columbia River pollution
Columbia River pollution
Articles
Articles
Articles discussing William Finley lectures and prospective Portland sewage system
Articles discussing William Finley lectures and prospective Portland sewage system
Articles discussing campaign for Portland sewage system funding
Articles discussing campaign for Portland sewage system funding
Articles discussing meeting with Oregon Caveman group and opposition to highway construction betw...
Articles discussing meeting with Oregon Caveman group and opposition to highway construction between Mount Hood and Crater Lake
Articles discussing Willamette River pollution and declining waterfowl populations in Pacific Nor...
Articles discussing Willamette River pollution and declining waterfowl populations in Pacific Northwest
"Oregon conquers stream pollution"
"Oregon conquers stream pollution"
Articles discussing proposed sewage system in Portland and William Finley's "Woods, water, w...
Articles discussing proposed sewage system in Portland and William Finley's "Woods, water, wild life" lecture at the Izaak Walton League of American convention
Articles discussing pilchard conservation and sewage systems
Articles discussing pilchard conservation and sewage systems
Articles discussing need for Portland sewage system
Articles discussing need for Portland sewage system
Articles discussing debate over Willamette Valley project and river pollution
Articles discussing debate over Willamette Valley project and river pollution
Articles discussing need for Portland sewage system and Pacific College benefit party at Jennings...
Articles discussing need for Portland sewage system and Pacific College benefit party at Jennings Lodge
Articles discussing debate over Willamette Valley project and river pollution
Articles discussing debate over Willamette Valley project and river pollution
Program and articles discussing Izaak Walton League Oregon State Council Convention
Program and articles discussing Izaak Walton League Oregon State Council Convention
Articles discussing Portland sewage disposal issue and Ed F. Averill lecture
Articles discussing Portland sewage disposal issue and Ed F. Averill lecture