Part of the Frick Collection Archives Repository
April – June, 1911, Box: 1, Folder: 11. Walter and Matilda Gay Collection, MS.059. Frick Collection Archives.
April – June, 1911, Box: 1, Folder: 11. Walter and Matilda Gay Collection, MS.059. Frick Collection Archives. https://archives.frick.org/repositories/3/archival_objects/19734 Accessed August 16, 2025.
