Gilkey,H.J. Murphy,G. Bergman,E.O Materials testing :Theory, practice and significance of physical tests on engineering materials - First - Mcgeaw-hill book company.Inc. New York 1941 - 185p. Fig.,ILL.,Chart and Table - 2025-09-09 Nat. Bib. No.: 603 Subjects--Topical Terms: Technology Universal Decimal Class. No.: 620.1 / GIL