TR  / IC-9235 <br/>
Sean Gallagher <br/>
       Reducing back injuries in low-coal mines 
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<br/><U>Author Added Entry: </u><br/>Richard L. Unger;
<br><U>Copy Details:</u><br> Acc. No.: <b>TR6446</b>, Full Call No.: TR IC-9235,   Item type:  Technical Report , Location: General Stacks, <br><b>------------------------- --------------------- ------ --------- ------- ------- --------- -------- </b><br>