Treating Hints

Duration: 55 min

Format: Filmstrip

Sound: Sound

Description: Lindbergh. Shows methods and procedures; the uses of oil, water, brine and lead quenches. Shows the processing of unusual, difficult sizes and shapes of hardened tools and accessories.

Complete Record: Category: Materials & Metals Subcategory: Motion Pictures Type: Slide Film Format code: 16sd

Metadata Source:Index of Training Films 1946