The Story of Alternating Current Arc Welding
Watch The Story of Alternating Current Arc Welding (1944) : Full Movie Demonstrates the differences between alternating current and direct current arc welding processes, and in particular the finer control available with AC machines at the time.
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Another Romance of Celluloid: Electrical Power
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A Traditional Tool Chest in Two Days
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Make a Chair From a Tree
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Inside the Anarchist's Tool Chest
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Handsaws: Tune-up, Setup & More
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The Naked Woodworker