Entered from booking ledger and New York Times concert listing and review. "Who Makes Music and Where." New York Times (1923-), 21 Feb. 1971, p. 1. ProQuest. Web. 26 Aug. 2025. Strongin, Theodore. "DOUBLE BASS SHOWS VIRTUES OF WOLFE." New York Times (1923-), 23 Feb. 1971, p. 30. ProQuest. Web. 26 Aug. 2025.