ALONG THE FIRING LINE — Part 5 | The Archive Project

Video Parts (6)

This clip is Part 5 of a 6-part film. Watch from the beginning

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Description

Reel 1, sillimanite is mined in the Inyo Mountains of California, pulverized, processed, and made into insulators for spark plugs. Includes views of kinds of transportation using spark plugs. Reel 2, insulators are tested. Other parts are manufactured and assembled. Explains maintainance of spark plugs in automobile engines.

Collection

Records of the U.S. Bureau of Mines

Series

Public Information Films and Video Recordings

NARA ID

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Date

1931-01-01

File

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TRT

3:41

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