Improved ultrasonic nondestructive testing of pressure vessels / 
J. R. Frederick ... [et al.] 
 - Washington, D.C. :  United States Government Printing Office,  1978 
 - Various pagings :  ill. ;  26 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pressure vessels<br/>Strains and stresses<br/>Structural dynamics
<br/><br/><label>Dewey Class. No.: </label>624.176