To sing forevermore: How the microphone, radio and the Crooners changed the music industry
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How the Introduction of the Microphone Captured Vocal Depth and Nuance That Otherwise Went Unnoticed
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Mic Check Photograph by David Stewart - Pixels
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American actor and singer Dean Martin stands behind a microphone,... News Photo - Getty Images
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Bing Crosby and The Intimacy of Crooning: Creative People Can Make Great Entrepreneurs — Jim Carroll's Blog