Main content John C. Sheehan Collection of Chemical Advertisements, 1950s-1960s (inclusive) Extent: 1 linear feet (1 box; consisting of 24 postcards) Abstract: Set of twenty-four illustrated color advertisements from the Eastman Organic Chemicals Department (Division of the Eastman Kodak Company) dating from the 1950s and 1960s. Held at: Science History Institute Archives [Contact Us]