Vary, Alex  <br/>
       Quantitative ultrasonic evaluation of mechanical properties of engineering materials  
 / Alex Vary 
 .- Ohio: Lewis Research Center,  1978 
 .- 33p. 
<br/>NASA Technical Memorandum- 78905 
<br><U>Copy Details:</u><br> Acc. No.: <b>A72450</b>, Full Call No.: ,   Item type:  Technical Report , Location: COMPACT STORAGE (BASEMENT), <br><b>------------------------- --------------------- ------ --------- ------- ------- --------- -------- </b><br>