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Show Noted Spectator at Meet . , .est - I 1 " -.-i. r? MS) V l 4 HIS FATHER PERFECTED OXYGEN HELMET Bernhard Drarger, left, and Harry Kate of mines bureau Son of Gas Mask's Inventor Pays Visit to Mining Meet Bernhard Draegcr of Lubeck, Germany, whose father invented the oxygen helmet and gas mask, was a visitor at the American Mining congress exposition Thursday with interesting facts to relate about his father's industry. "The masks Invented by my father fa-ther were first introduced hero In about 1908," he aaid in very good English, "and later a factory was operated In Pittsburgh. We were tha leading supplier of gas maaki to America until the war, but then, of course, America learned to make them heraelf." Popularity of the Draeger gai masks is evident In the fact thi mine rescue men in Canada an still called "Draegermen." "Wa supply about M per cent o! tha gas protection equipment foi Europe," he explained, "and bual ness la good. There are now abou 1000 persons working in our fae tory." |