Engineer, The

Duration: 30 min

Format: 16mm

Sound: Silent

Description: Hercules. Shows testing to determine whether explosives may be used, the rate of detonation, and strength of dynamite. The second part covers use of explosives in mining, quarrying, construction, and submarine blasting.

Complete Record: Category: Electronics Subcategory: Wiring Type: Motion Picture Format code: 16si

Metadata Source:Index of Training Films 1946