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<br /> <br />. <br /> <br />C'.:l <br />>-- <br />U) <br />~ <br /> <br />QUALITY <br /> <br />OF <br /> <br />WATER <br /> <br />UPPER COLORADO RIVER BASIN <br /> <br />PROGRESS REPORT <br /> <br />January 1963 <br /> <br />~' <br />q., "',lo.- <br />.-~.~.;---~l <br /> <br />~r <br />,,"'..'.... "./J <br />'<;~<. <br /> <br />. <br /> <br />UNITED STATES <br />DEPARTMENT OF THE INTERIOR <br />Stewart L Udall, Secretory <br /> <br />GEOLOGICAL SURVEY <br />Thomas B. Nolon, 01 rector <br /> <br />BUREAU OF RECLAMATION <br />FlOyd E Dominy, COmmissioner <br />