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Dates: during 1930-1939
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...find enough technicians on its rolls to keep pace with the demand. Last week, after many an indigent had waited toothless for two years, the problem was solved by the city's Department of Public Welfare contracting with nine dental laboratories to manufacture some 35,000 plates, following X-rays, extractions and impressions made by WPA dental clinics...
...Neosho, Mo., 50-year-old Virginia Rees told Dr. C. F. Duncan, D.D.S., that she had never had a toothache in her life, that his most excruciating drill left her indifferent. Dr. Duncan took X-rays of her jaw, dropped his when he discovered that not one of her 32 teeth had a root-canal or nerve of any kind...
...existence of "heavy electrons," also known as X-particles or barytrons, was suspected by Anderson and his co-workers in 1934, and later discovered almost simultaneously by him and Drs. Jabez Curry Street & Edward Stevenson of Harvard. These queer little particles appear to originate about ten miles above the earth's surface as a result of collisions between primary cosmic ray particles and air atoms. Calculations of their mass have yielded figures from 110 to 400 times the weight of an ordinary electron...
...from the hospital came hourly bulletins on Schmeling's condition. His managers said he was badly hurt. Two days later, when Schmeling was sitting up in bed and X-rays of his "fractured vertebra" were published in the papers, disinterested doctors laughed at the excitement. Some called his injury just a sprained back. Others said it was an everyday occurrence on college football fields...
...stocks, trading in the first hour whopped up to 250,000 shares. Last fall in an optimistic moment, the Exchange devised a system of FLASH quotations for use whenever the ticker got five minutes behind. Last week it had a chance to use it for the first time. FLASH-X (U. S. Steel) 49⅞. FLASH-A (Anaconda Copper) 28. FLASH-T (American Tel & Tel) 140½. When the clay's closing bell bonged, brokers had enjoyed the first million-share day since May, Dow-Jones industrial averages were up a thumping five points...