Darton, Nelson Horatio,  1865-1948. <br/><br/>
Structural materials in parts of Oregon and Washington / 
by N.H. Darton. 
 - Washington,  Govt. Print. Off.,  1909. 
 - 33 p. :  ill., ix pl. (incl. 2 fold. maps) ;  24 cm. 
 - U.S. Geological survey. Bulletin 387 .
 - United States.  Geological Survey.  Bulletin ;  387. .
<br/><br/> Issued also as House doc. 1547, 60th Cong., 2d sess. 
<br/><br/><label>LCCN: </label>gs 09000246  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Building materials.<br/>Mines and mineral resources--Oregon.<br/>Mines and mineral resources--Washington (State)
<br/><br/><label>LC Class. No.: </label>QE75  / .B9 no. 387