Twenhofel, William H.  1875-1957. <br/><br/>
Mineralogical and physical composition of the sands of the Oregon coast from Coos Bay to the mouth of the Columbia River, 
by W. H. Twenhofel. 
 - [Portland]  1946. 
 - 64 p.  illus., maps, plates.  28 cm. 
 - Oregon. State Dept. of Geology and Mineral Industries. Bulletin  no. 30 .
<br/><br/> At head of title: State of Oregon.  Dept. of Geology and Mineral Industries.  Errata slip inserted. 
<br/><br/>Bibliography: p. 64. 
<br/><br/><label>LCCN: </label>gs 46000019  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sand.<br/>Coasts--Oregon.<br/>Mineralogy--Oregon.<br/>Beaches.<br/>Sedimentation and deposition.
<br/><br/><label>LC Class. No.: </label>QE155  / .A3 no. 30 
<br/><br/><label>Dewey Class. No.: </label>553.62