Word: engineeer
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Dates: during 1920-1929
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Conservation of the helium resources of the U. S. as an American monopoly for both war and peace purposes is the object of bills to be introduced at the present session of Congress. Dr. S. C. Lind, newly appointed chief chemist of the U. S. Bureau of Mines, sponsors the...
Lawrence B. Sperry was a son of Elmer Sperry, famed inventor of many gyroscopic appliances. Scarcely 30, he had achieved a reputation almost equal to that of his father. In 1914 in France, he won a 10,000-franc prize, flying a plane so stabilized by the Sperry automatic pilot...
Tests of pulling power held between an electric locomotive built for the Mexican Railways Co., Ltd., and a big steam Mikado of the New York Central Lines proved that the electric was superior in pulling after giving the steam engine a start of five miles an hour. The two machines...
The U. S. expedition will include from four to six planes. The planes must have a gasoline capacity of 1500 miles. They are now being selected by Lieut. Erik H. Nelson, who was engineer officer on the recent Alaskan and Porto Rican flights. Two points are certain. They will be...
The operation of the set is simple -as it must be for a man piloting an airplane, who has to receive or send messages while continuing his trip. Throwing a switch and turning a large knob till an ammeter on the dashboard shows a maximum reading is the whole tuning...