Santos, John Francis,  1921- <br/><br/>
Quality of surface waters in the lower Columbia River basin. 

 - Washington :  U.S. Govt. Print. Off.,  1965. 
 - iv, 78 p. :  illus., maps ;  24 cm. 
 - Geological Survey (U.S.) Water-supply paper  1784 .
 - Water-supply paper (Washington, D.C.) ;  1784. .
<br/><br/>TC801.U2 no. 1784 copy 2 with : Hydrologic conditions in the Wheatland Flats area, Platte County, Wyoming.  Washington : U.S. Govt. Print. Off., 1964.  Bound together subsequent to publication. 
<br/><br/>Bibliography: p. 72-73. 
<br/><br/><label>LCCN: </label>gs 65000193  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water-supply--Lower Columbia River Watershed (Or. and Wash.)<br/>Water quality--Lower Columbia River Watershed (Or. and Wash.)
<br/><br/><label>LC Class. No.: </label>TC801  / .U2 no. 1784