. . . "Entered from booking ledger and New York Times concert listing. The ledger specifies vibraphone for Ian Finkel, while the concert listing indicates \"mallet percussion\", so he may have played other instruments besides vibraphone.\r\n\"Who Makes Music.\" New York Times (1923-), 24 May 1970, p. 1. ProQuest. Web. 4 Aug. 2025." . "1970-05-24T17:30:00"^^ . . . . "Ian Finkel, Vibraphone, and Elliot Finkel, Piano" . . . .