The Laurentian Singers Entered from booking ledger and New York Times concert listing and review. The full program and exact order are uncertain. NEW YORK PREMIERE of Donald Jenni's AXIS "Who Makes Music and Where." New York Times (1923-), Apr 21 1968, p. 1. ProQuest. Web. 10 Dec. 2024. Strongin, Theodore. "LAURENTIAN SINGERS GIVE CONCERT HERE." New York Times (1923-), Apr 26 1968, p. 30. ProQuest. Web. 12 Dec. 2024. choir performance 1968-04-25T20:30:00