1. Kodak A324 Reference (shelfmark): Kodak A324 Title: Scope & Content: A humorous certificate of expulsion for Walter Clark from the PTCDC on May 1st 1931. PTCDC – probably Photographic Technicians' Dining Club, an industry body which included representatives from Kodak Ltd and Ilford Ltd. Subject(s): Staff Collection Area: Visual Arts Languages: English Date Range: 1931 Extent: 1: Copy