DAVIS, HARMER E.
The testing and inspection of engineering materials, by Harmer E. Davis, George Earl Troxell & Clement T. Wiskocil. Prelim, ed. for Engineering defense training course.
DAVIS, HARMER E. The testing and inspection of engineering materials, by Harmer E. Davis, George Earl Troxell & Clement T. Wiskocil. Prelim, ed. for Engineering defense training course. © 1Oct41; A157357. Harmer E. Davis & George Earl Troxell (A); & Olga R. Wiskocil (W); 24Apr69; R460341.
Harmer E. Davis & George Earl Troxell|A||; & Olga R. Wiskocil|W