Porch stone
Part of the Frick Collection Archives Repository
Robinson, Henry, 1910, Box: 45, Folder: 19. Henry Clay Frick Papers, Series IV: Receipts, FFP.01.04. Frick Collection Archives.
Robinson, Henry, 1910, Box: 45, Folder: 19. Henry Clay Frick Papers, Series IV: Receipts, FFP.01.04. Frick Collection Archives. https://archives.frick.org/repositories/3/archival_objects/7595 Accessed December 10, 2025.
