"choir performance" . . . . . "Columbus Boychoir" . "Although Chet Allen is not credited in the program for this event, he is mentioned in advertisements and the artist profile for the Columbus Boychoir in preceeding programs, and the New York Times review confirms that he appeared.\r\n\"Boys Perform Opera Mozart Wrote at 12.\" New York Times (1923-Current file): 19. Apr 19 1952. ProQuest. Web. 4 Mar. 2014." . . . . . . . . . . . . . . . "1952-04-18T20:30:00"^^ . . . . .