Event: League/ISCM Concert: The Continuing Avant-Garde 1969-1970 2 assets
Carnegie Recital Hall Sunday, December 7, 1969 at 8:30PM
Presenter: League of Composers/ISCM
Event: 20th Century Innovations 1963-1964 2 assets
Carnegie Recital Hall Friday, January 17, 1964 at 8:30PM
Presenter: The Carnegie Hall Corporation
Orchestra: Twentieth Century Innovations Ensemble
Conductor: Gunther Schuller (1925–2015)