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Focuses on one of Southern California's most vital industries - the sand, gravel and rock products industry. Traces the most utilized building materials, sand and gravel, through the processing state and finally into the constructed buildings. Includes comments by several leading architects and planners.
Copyright
Registered 1Jun73 · MP25226 (Jan-Jun 1974) Copyright holder: Southern California Rock Products and Ready Mixed Concrete Associations
Related films
Sources
- 16mm Filmography (legacy record) — title, year, creator, format, sound, description, catalog record
- U.S. Copyright Office, Catalog of Copyright Entries (renewals, 1970–1978) — copyright
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