Part of the Frick Collection Archives Repository
Hartley, Marsden, 1877-1943 - Berlin Abstraction, 1976-1978, Box: 12, Folder: 14. Peter H. Davidson & Co., Inc. Records, MS.004. Frick Collection Archives.
Hartley, Marsden, 1877-1943 - Berlin Abstraction, 1976-1978, Box: 12, Folder: 14. Peter H. Davidson & Co., Inc. Records, MS.004. Frick Collection Archives. https://archives.frick.org/repositories/3/archival_objects/17132 Accessed May 11, 2025.
