Dodge, Mary Mapes, 1830-1905 · [New York : Scribner & Co.] · leaf 240
ill meetharder or more difficult conditions, it mightbe well for us to get a better idea of the man- flaming gas, besides protecting the arc, alsohelps in the cutting. Since 1918, the torch has been improvedconsiderably, and in its latest form it hasbeen made capable of cutting right throughheavy… … W. KIRK AND RALPH E. COLEMAN, INVENTORS OF THE FLAME THAT WILL BURN UNDER WATER.PHOTOGRAPH TAKEN IN THE ST. PAUL. THE ARROW POINTS TO THE HOLE MADE BY THE UNDER-WATER TORCH ner in which the electric arc is controlled bythe diver. When he goes down to his job,he carries the torch with him, but for…
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