Part of the Frick Collection Archives Repository
North Shore Protective Patrol & Detective Agency, Inc., 1969, Box: 35, Folder: 3. Eagle Rock Papers, FFP.09. Frick Collection Archives.
North Shore Protective Patrol & Detective Agency, Inc., 1969, Box: 35, Folder: 3. Eagle Rock Papers, FFP.09. Frick Collection Archives. https://archives.frick.org/repositories/3/archival_objects/14154 Accessed June 18, 2025.
