Vintage 1946 first edition technical book titled "Heat Treatment of Metals," published by the American Society for Metals. This hardcover volume compiles a series of educational lectures presented to the Los Angeles Chapter of the Society, featuring contributions from various metallurgical experts of the era. The text covers essential topics including hardenability, induction heating, isothermal transformation in steel, and treatments for aluminum alloys. It includes detailed technical diagrams, such as isothermal transformation charts for SAE 4815 steel. The interior features a vintage property stamp from the Cilley Foundry & Machine Co. dated April 18, 1949, adding unique provenance to this historical engineering resource. Red cloth boards with gold-tone lettering on the front cover.