TR  / RI-9291 <br/>
J. K. Kravits <br/>
       In-mine test of the bureau of mines preproduction wireless survey system 
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<br/><U>Author Added Entry: </u><br/>John Millhiser;
<br><U>Copy Details:</u><br> Acc. No.: <b>TR6664</b>, Full Call No.: TR RI-9291,   Item type:  Technical Report , Location: General Stacks, <br><b>------------------------- --------------------- ------ --------- ------- ------- --------- -------- </b><br>