Word: levels
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Dates: during 1930-1939
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Harlowe Hardinge therefore invented a sensitive "electric ear" to replace human hearing. A parabolic reflector picks up the sound from the mill, focuses it on a microphone. If the sound is at the most efficient level, the microphone current keeps a galvanometer balanced between two contacts. If it rises or falls as little as one-quarter of a decibel, the galvanometer makes contact on one side or the other, closing a circuit which starts or stops the flow of ore as the situation requires. More than 75 of these electric ears are already...
...other graduate schools must be enlisted. But the Sociology Department is the logical executor of the course; it is best suited to the task of coordinating the various aspects and bringing them into a logical whole. Only when this is done will marriage instruction be raised from the level of a bull session, a matter for ridicule, to the position which is actually warranted by its importance...
...belive you have Stuped two the lowest level of all times, Pugh...
...highest-browed of China's highbrow musicians. The concert was sandwiched in as part of a show given by the Chinese Cultural Theatre Group, a troupe that had reached Manhattan by way of several west coast cities. Their play-acting was not up to Chinatown's level. But the music, delicately played on half-a-dozen unfamiliar exotic instruments, was as tangy and pungent as a 25-year-old egg. While Musician Sung Yue-tuh drew subtle wheezes from the sheng (4,639-year-old ancestor of the harmonica), and Wang Wen-piao sawed...
...Federal Reserve Board reported that industrial production was about at December's level, although a rise in January would be normal. The fact that public spending as indicated by bank debits showed a marked downtrend, posed the possibility that consumption might not support even the present rate of production. Balance of expert opinion, however, continued last week to term this industrial hesitation a "pause that refreshes" rather than a "lull before the storm...