Part of the Frick Collection Archives Repository
Duveen Brothers, 1922-1948, Box: 7, Folder: 7. Helen Clay Frick Papers, Series V: Art Files, FFP.02.05. Frick Collection Archives.
Duveen Brothers, 1922-1948, Box: 7, Folder: 7. Helen Clay Frick Papers, Series V: Art Files, FFP.02.05. Frick Collection Archives. https://archives.frick.org/repositories/3/archival_objects/11126 Accessed February 26, 2025.
