Word: mirrored
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Dates: during 1930-1939
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...Einstein is interested in getting an exact measure of light's speed because it bears on his theories of the curvature and limitation of space. He will be able to put his eye to Dr. Michelson's eyepiece, watch the light flash in a 32-faced revolving mirror placed at one end of the tube. The mirror is adjusted so that by the time the light beam has raced away from it, down the mile tube and back again, another one of its 32 faces has turned to catch the light. By measuring the time it takes...
Mark Hellinger, Mirror...
Walter Winchell, Mirror...
...reflector, third largest in the world. The reflector required more than five years to make. Until it was finished the Perkins astronomers got along as best they could with a small reflector loaned by Harvard University. Last week, after being polished for two years, the large mirror was ready to be installed. Director Harlan True Stetson, onetime Harvard astronomer, watched the installation, summed up in his mind two problems he wants to solve with it: the causes of solar storms, which have a great effect upon terrestrial weather and radio reception; the cosmic clouds which he thinks may surround...
Selling the Happiness and Mirror control was United Cigar Stores Co. of America which is likewise profitless and has found this experiment in distribution a burden...