Filtering by: Contributor Rosen, Richard G. Remove constraint Contributor: Rosen, Richard G. Contributor Vanderbilt, Clara E. Remove constraint Contributor: Vanderbilt, Clara E. Location PA History Center Remove constraint Location: PA History Center Subject American Academy of Physicians' Associates Remove constraint Subject: American Academy of Physicians' Associates Subject Rosen, Richard G. Remove constraint Subject: Rosen, Richard G. Year 1972 Remove constraint Year: 1972