Stachura, Virgil J. <br/><br/>
Airblast and ground vibration generation and propagation from contour mine blasting / 
by Virgil J. Stachura, David E. Siskind, and John W. Kopp. 
 - [Avondale, Md.] :  U.S. Dept. of the Interior, Bureau of Mines,  1984. 
 - ii, 31 p. :  ill. ;  28 cm. 
 - Report of investigations ;  8892 .
 - Report of investigations (United States. Bureau of Mines) ;  8892. .
<br/><br/>Bibliography: p. 11. 
<br/><br/><label>LCCN: </label>84600051  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Blasting.<br/>Blast effect--Measurement.<br/>Coal mines and mining--Appalachian Region.
<br/><br/><label>LC Class. No.: </label>TN23  TN279  / .U43 no. 8892 
<br/><br/><label>Dewey Class. No.: </label>622 s  622/.334 
<br/><br/><label>Gov. Doc. Class. No.: </label>I 28.23:8892