David Mannes 90th Birthday concert recording (1956 February 16)., 2014 (recording restoration), Box: Mixed n_Dbox_4 (has room), dvd-case: MA010101_D001. Mannes College of Music administrative records collection, MA-01-01-01. The New School Archives. https://findingaids.archives.newschool.edu/repositories/3/archival_objects/58351 Accessed September 22, 2024.