Word: ammonia
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Dates: during 1920-1929
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...Harvard-Technology Chemical Club will meet next Tuesday, April 10, at 8 o'clock in the American Academy of Arts and Sciences, 28 Newbury St., Boston. The speakers of the evening will be Dr. A. F. Lawson, whose subject will be "The Ammonia Equilibrium", and Professor T. L. Davis, who will discuss "Roger Bacon's Gunpowder...