Microphone, CHNC Radio Station - 1930s | 100objects
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NBC Microphone | National Museum of American History
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NBC Microphone | National Museum of American History
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Microphone, CHNC Radio Station - 1930s | 100objects
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File:CBS microphone, 1930s, used by Franklin Roosevelt for his Fireside Chat radio programs - National Museum of American History - DSC06235.JPG - Wikimedia Commons
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