LEAD MILLING, SMELTING AND REFINING
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Sponsored by St Joseph lead company. "Depicts the steps and processes for converting the mined lead into useful and marketable products." California. "Very technical." Collaborator.
Complete catalog record
Dewey number: 669.4
Audience level: sh-c-trade
Format/cost: 16-sd-loan
Distributors / rental: Not shown in source
Audience level: sh-c-trade
Format/cost: 16-sd-loan
Distributors / rental: Not shown in source
Sources
- Educational Film Guide 1946 — title, year, creator, length, format, sound, description, catalog record
- 3434 U.S. Government Films — title, year, creator, length, format, description, catalog record
Record added 2026-07-02 14:20:02