Moulds and stereotypes produced by the Scheutz difference engine, including three impressions on lead, three strips of lead and four stereotypes. There are also 35 trial paper mache cards not on inventory Moulds and stereotypes produced by the Scheutz difference engine
60K rod memory unit from NCR 315, RMC computer, sectioned part of rod memory, single unit of rod memory, single unit of rod memory and loose rods 60K rod memory unit from NCR 315