Programmed instruction handbook; Nondestructive testing ultrasonic testing Vol. <I=one> Basic principles
Programmed instruction handbook; Nondestructive testing ultrasonic testing Vol. Basic principles
- California General Dynamics 1967
- viii+1-1 to 6-35+T-19p
620.179.1(021) / GEN,1.67
620.179.1(021) / GEN,1.67