Articles discussing Portland sewage disposal issue and Ed F. Averill lecture
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- 1940-09 - 1940-10
Oregonian (Firm)
Articles discussing Portland sewage disposal issue and Ed F. Averill lecture
Oregonian (Firm)
Articles discussing pilchard conservation and sewage systems
Oregonian (Firm)
Oregonian (Firm)
Articles discussing campaign for Portland sewage system funding
Oregonian (Firm)