Part of the Frick Collection Archives Repository
Lavanchy & Cie, 1952-1970, 1976, Box: 97, Folder: 19-20; Box: 98, Folder: 1-2. Rosenberg & Stiebel Archive, MS.065. Frick Collection Archives.
Lavanchy & Cie, 1952-1970, 1976, Box: 97, Folder: 19-20; Box: 98, Folder: 1-2. Rosenberg & Stiebel Archive, MS.065. Frick Collection Archives. https://archives.frick.org/repositories/3/archival_objects/33000 Accessed April 29, 2025.
