Story of Steel
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Materials: ores, oxides, magnite, chemite, and siderite. Iron mining. Location of steel mills with reference to raw materials and transportation. Blast furnaces, Bessemer converter, open hearth, rolling mills, loading with magnets, role of steel in world of today.
Sources
- Bell & Howell Filmosound Library Catalog of Educational Motion Pictures, 1942 — title, length, format, color, sound, genre, description
Record added 2026-09-27 14:20:41