Allen, Milton Arthur,  1890- <br/><br/>
Asbestos, 
by M. A. Allen and G. M. Butler. 
 - Tucson, Ariz.,  University of Arizona, Arizona bureau of mines,  1921. 
 - 31 p.  illus. (map) pl.  23 cm. 
 - Arizona. Bureau of mines, Bulletin  no. 113 Mineral technology series  no. 24 .
 - University of Arizona.  State Bureau of Mines.  Bulletin ;  no. 113. University of Arizona.  State Bureau of Mines.  Mineral technology series ;  no. 24. .
<br/><br/> At head of title: University of Arizona bulletin. 
<br/><br/>Selected bibliography: p.30-31. 
<br/><br/><label>LCCN: </label>gs 21000265  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Asbestos.
<br/><br/><label>LC Class. No.: </label>TN930  / .A5 
<br/><br/><label>Gov. Doc. Class. No.: </label>MN 1.3:B 85/113