1. Kodak A2987 Reference (shelfmark): Kodak A2987 Title: Scope & Content: Motion picture film: Semi-Auto Welding (new method and old method); two film loops, 16mm., b/w positive, c.1956, approx. total 40ft. Film; Manufacturing Collection Area: Visual Arts Languages: English Date Range: c 1956 Extent: 2 film loops: 16mm film