"Helen Clay Frick Preliminary Notes for Completed Frick Art Reference Library Mounts", undated

"Helen Clay Frick Preliminary Notes for Completed Frick Art Reference Library Mounts", undated, Box: 2, Folder: 1-4. Helen Clay Frick Research Files on Italian Art, FARL.0100.020.02. Frick Collection Archives. https://archives.frick.org/repositories/3/archival_objects/5176 Accessed May 09, 2025.