Guest Gertrud Wettergren, Eve Curie

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The Magic Key of RCA was an American variety radio show that featured an unusually large and broad range of entertainment stars and other noted personalities. It was on the NBC Blue Network from September 29, 1935, until September 18, 1939.

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“Guest Gertrud Wettergren, Eve Curie.” The Magic Key. Radio broadcast, November 7, 1937.