Show t Water Wafer Unit Sifts Sills K urvey Firms 1 The engineering committee oCate of oC he ate Metropolitan water district of ot 5 Bait lt Lake City Tuesday had sifted I. I Its list of oC 12 firms to four and I eventually will choose one to I nake nake an investigation of Salt I Cakes Cake's water sani sanitation control 1 so 0 announced Blair Richardson chairman who said it hl Pill ill be the first time a ive vc e study of water sanitation conol con- con rol ol ever has been made here 1 He Ie added that such a survey will ill tell ell us whether a filtration plant needed here Meanwhile a booklet was re- re ased covering the metropolitan work on water by Rene i. i Ballard of the institute of gov- gov ment University of or Utah t |