Dale, T. Nelson  1845-1937. <br/><br/>
Slate deposits and slate industry of the United States / 
by T. Nelson Dale, with sections by E. C. Eckel; W. F. Hillebrand, and A. T. Coons. 
 - Washington,  Govt. Print. Off.,  1906. 
 - 154, iii p. :  xxv pl. (incl. maps, part fold.) fold. tab., diagrs.;  24 cm. 
 - U.S. Geological survey. Bulletin  no. 275 .
 - Geological Survey (U.S.).  Bulletin ;  no. 275. .
<br/><br/> Subject series : A, Economic geology, 63.  Issued also as House doc. no. 469, 59th Cong., 1st sess.  "Bibliography of slate" : p. 138-145.  Includes index. 
<br/><br/><label>LCCN: </label>gs 06000757  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Slate.
<br/><br/><label>LC Class. No.: </label>TN958  / .D2