Playground Safety—Simple As A, B, C. Centron Corporation, Inc. Made By Centron Educational Films
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Copyright
Registered 3Sep76 · MP30194 (Jan-Jun 1977) Copyright holder: Centron Corporation, Inc Production company: Centron Educational Films
Sources
- U.S. Copyright Office, Catalog of Copyright Entries (renewals, 1970–1978) — title, year, creator, length, copyright
Record added 2026-06-28T22:04:37Z