BTS  / MONO 2590 <br/>
Kelly,M J <br/>
       CONTRIBUTIONS OF RESEARCH TO TELEPHONY 
 / 
 .-  Jet Propulsion Laboratory,Pasadena, California,  1956 
 .- 12 . 
<br/>Bound With Bts Mono 2581-2589,2591,2620 Lack No 2592,2593 
<br><U>Copy Details:</u><br> Acc. No.: <b>TR18456</b>, Full Call No.: BTS MONO 2590,   Item type:  Technical Report , Location: General Stacks, <br><b>------------------------- --------------------- ------ --------- ------- ------- --------- -------- </b><br>