Part of the Frick Collection Archives Repository
September – December, 1917, Box: 2, Folder: 8. Walter and Matilda Gay Collection, MS.059. Frick Collection Archives.
September – December, 1917, Box: 2, Folder: 8. Walter and Matilda Gay Collection, MS.059. Frick Collection Archives. https://archives.frick.org/repositories/3/archival_objects/19745 Accessed July 27, 2025.
