Susan Kagan, Piano, and Gerald Kagan, Cello Entered from booking ledger and New York Times concert listing and review. NEW YORK PREMIER of Richard Wernick's DUO CONCERTANTE "THE WEEK'S PROGRAMS." New York Times (1923-), Sep 25 1960, p. 1. ProQuest. Web. 11 Aug. 2022. Salzman, Eric. "Gerald and Susan Kagan Give Program for 'Cello and Piano." New York Times (1923-), Sep 29 1960, p. 32. ProQuest. Web. 11 Aug. 2022. duo recital 1960-09-28T20:30:00