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SECTION I. (c) Industrial (Cont.) 41
3110 Iron Ore to Pig Iron 1 Reel
Mining operations in the Mesabi range, showing methods used in obtaining iron ore from an open pit mine. Special loading and unloading machinery used at various American iron smelting towns. Molten pig iron is drawn off into ladles, poured into the casting machine and cast into "pigs."
3111 Pig Iron to Steel 1 Reel Traces the progress of the ore through open
hearth furnace, "blooming" mill and finishing mill to the linished product, steel.
3118 From Wheat to Bread 1 Reel
Demonstrates primitive methods of making bread. A pioneer grist mill, a modern flour mill and a modern bakery are shown.
3121 New York Water Supply 1 Reel
Gives an insight into a typical water system for a large city. Scenes and animations demonstrate methods used in bringing water from the Catskills, through the mountains and under the Hudson River to New York City.
3125 Anthracite Coal 1 Reel
Stresses the necessity of adequate timbering ; shows miners at work, blasting coal and removing it from the mine ; work in the breaker ; cleaning and grading coal.
3130 Wood Pulp 1 Reel
Trees are felled, and then float swiftly down the river to the pulp mills. We then see the manufacture of paper and its distribution to the many industries which use it.
3132 Hydro-Electric Power in the 1 Reel
Southern Appalachians
Living and working conditions before water power was developed are contrasted with the progress in industr}^ and changed living conditions after development of liydro-electric power.
3134 The Automobile 1 Reel
By tracing production and use of iron, rubber, glass and petrol in the motor car, this him presents a striking picture of the inter-dependence of industries.
3138 Rubber 1 Reel
Traces this product from the plantation in the East Indies, through refining, to the manufacture of tyres, tennis shoes and fountain pens.
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