Part of the Frick Collection Archives Repository
Kroll Quartet, February 14, 1965, 1964-1965, Box: 13, Folder: 33. The Frick Collection Concert Records, TFC.0600.010. Frick Collection Archives.
Kroll Quartet, February 14, 1965, 1964-1965, Box: 13, Folder: 33. The Frick Collection Concert Records, TFC.0600.010. Frick Collection Archives. https://archives.frick.org/repositories/3/archival_objects/22155 Accessed August 16, 2025.
