Word: engineeer
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Dates: during 1920-1929
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Coincident with his 47th birthday last week, Professor Robert Hutchings Goddard, Clark University rocket inventor (TIME, July 29), disclosed his invention of a sun engine. His laboratory model consists of a parabolic mirror one foot in diameter, which focuses sunlight upon a hollow glass sphere five-eighths of an inch...
For practical operation Professor Goddard suggested last week a mirror 20 feet in diameter focusing on a boiler with a fused quartz base. The boiler would contain, instead of pulverized carbon, mercury sprayed continuously at the focus point of the reflected light. The mercury spray would turn instantly to mercury...
Director Dr. Charles Greeley Abbott of the Smithsonian Institution has worked on sun engines. There is one, the Eaneas, working at low efficiency at Pasadena, Calif. At Meadi, near Cairo, Egypt, the Shumann engine produces 60 h.p. Its reflectors cover an acre. If an efficient and practical sun engine can...
Curious about international white slave traffic, Author Londres once lived with the traffickers, about whom he wrote The Road to Buenos Aires. His latest excursion-to Africa, through French Sudan, the High Volta, the Ivory Coast, Togoland, Dahomey, the Congo-disclosed a black slave traffic. The native African, says he...
Following its usual policy of trading in its old airplane annually and buying a new one, the Harvard Flying Club has just purchased a new "Travel-air" biplane. This airplane, which is powered with a Wright J-6 five-cylinder engine, will be delivered to the Flying Club on Wednesday...