TR  / RI-9225 <br/>
K. Y. Haramy <br/>
       Causes and control of coal mine bumps 
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<br/><U>Author Added Entry: </u><br/>J. A. Mcdonnell;
<br><U>Copy Details:</u><br> Acc. No.: <b>TR1155</b>, Full Call No.: TR RI-9225,   Item type:  Technical Report , Location: General Stacks, <br><b>------------------------- --------------------- ------ --------- ------- ------- --------- -------- </b><br>