Part of the Frick Collection Archives Repository
1910-1911, Volume: 4. Walter and Matilda Gay Collection, MS.059. Frick Collection Archives.
1910-1911, Volume: 4. Walter and Matilda Gay Collection, MS.059. Frick Collection Archives. https://archives.frick.org/repositories/3/archival_objects/19759 Accessed June 22, 2025.
