Tools For Cutting: Stone Axes To Lasers
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This story, of tools that cut, traces technological changes in a society, beginning with stone axes and proceeding to devices that cut by the use of steel, diamonds, water jet, electrochemical erosion, plasma jet, and laser beam.
Copyright
Registered 10Jun74 · MP25730 (Jul-Dec 1974) Copyright holder: Coronet Instructional Media, a division of Esquire, Inc
Complete catalog record
This story, of tools that cut, traces technological changes in a society, beginning with stone axes and proceeding to devices that cut by the use of steel, diamonds, water jet, electrochemical erosion, plasma jet, and laser beam., NOTE: Two (or more) records have been merged together to create this data.
Related films
Sources
- 16mm Filmography (legacy record) — title, year, creator, length, format, color, sound, description, catalog record
- Wikipedia — List of Coronet Films — title, year, creator, length, color
- U.S. Copyright Office, Catalog of Copyright Entries (renewals, 1970–1978) — copyright
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