Denver. Sewage disposal 3630,688 set as Valverde sewer fee. News J1 21 150 p.6 Addition doubles capacity of sewage plant. Post, Ag 13 150 p.lE River of disease. (editorial) News 0 9 150 p.26 Denver sewage steps compromise of need and budget, official says. News 0 9 150 p.5,10 7 Denver firms dump raw sewage into PIatte. Post 0 11 150 p,1 Plant will have to be expanded apd enlarged. News 0 2 150 x.11 1950