"Rachmaninoff Memorial Concert" . . "Entered from booking ledger and New York Times concert listing and review.\r\n\"MUSIC NOTES.\" New York Times (1923-), Mar 06 1958, p. 32. ProQuest. Web. 26 Oct. 2021.\r\n\"COMPOSER HONORED: RACHMANINOFF'S DEATH MARKED BY PROGRAM OF HIS WORKS.\" New York Times (1923-), Mar 07 1958, p. 15. ProQuest. Web. 26 Oct. 2021." . "1958-03-06T20:30:00"^^ . . "choir performance" . . . "tribute" . . . . . .