Paling banyak dilihat Dari United States Bureau of Mines
Cadangan untuk Menonton Dari United States Bureau of Mines - Tonton filem dan rancangan TV yang menakjubkan secara percuma. Tanpa bayaran langganan dan kad kredit. Hanya ribuan jam streaming kandungan video dari studio seperti Paramount Lionsgate MGM dan banyak lagi.
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1923
The Story of Petroleum
The Story of Petroleum6.70 1923 HD
Reel 1, an oil field is located, drilled, brought in, and pumped. Shows the Garber Field in Oklahoma. Reel 2 shows how pipe is laid and cleaned. One...
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1951
A Story of Copper
A Story of Copper1 1951 HD
Tells the story of the mining and manufacture of copper from the crude ore to the finished product.
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1950
The Magic of Sulphur
The Magic of Sulphur1 1950 HD
The educational film, The Magic of Sulphur, is a color film describing how sulfur is found and some of its uses.