Myers, W. M.  1892-1951. <br/><br/>
Problems and trends in the mineral industries of Pennsylvania / 
by W. M. Myers ... 
 - State College, Pa.,  School of Mineral Industries, The Pennsylvania State College,  1939. 
 - xiv, 77 p.  illus. (map) tables, diagrs.  23 cm. 
 - Pennsylvania.  State College.  Mineral Industries Experiment Station.  Bulletin 17 [i.e. 27] The Pennsylvania state college bulletin,  vol. 33, no. 34, June 26, 1939 .
<br/><br/><label>LCCN: </label>gs 39000194  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mineral industries--Pennsylvania.
<br/><br/><label>LC Class. No.: </label>TN24.P4  / M9 
<br/><br/><label>Dewey Class. No.: </label>338.2