PREPARATION AND COLLECTION OF OXYGEN.
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Copyright
Registered 1Apr69 · MP20402 (Jan-Jun 1970) Copyright holder: Raybar Technical Films, Inc Production company: McGraw-Hill Text-Films
Complete catalog record
PREPARATION AND COLLECTION OF OXYGEN. Raybar Technical Films. 4 min., si., color. Super 8 mm. Loop film. Produced by McGraw-Hill Text-Films. © Raybar Technical Films, Inc.; 1Apr69; MP20402.
Related films
Sources
- 16mm Filmography (legacy record) — title, year, creator, format, sound, catalog record
- U.S. Copyright Office, Catalog of Copyright Entries (renewals, 1970–1978) — copyright
Original permalink · Record added 2023-03-28 13:05:34