NT FILMS
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✎ Suggest a correctionImportance of drainage; providing necessary crown. Methods of constructing ditches, open and covered culverts. The Drama of Steel U.S. Bureau of Mines in cooperation with the Inland Steel Co., 1946. Uses of steel; historic and modern production methods; modern open pit mining and furnaces; open hearth in animation; processes in various types of mills, blooming, cold reduction, tin, billet, and bar mills. (34 minutes)
Complete catalog record
Series: Military Roads Series No. 2
Film number: TF 5-1194
Type: Motion Picture
Film number: TF 5-1194
Type: Motion Picture
Sources
- 3434 U.S. Government Films — title, year, creator, length, format, description, catalog record
Record added 2026-07-13 14:19:16 · Suggest a correction