Slide RulesIndex by Makers & Retailers
Hundreds of companies around the world were involved in the production of slide rules from the 18th to the 20th centuries. Click on one of the names below to see the objects in this collection that were associated with that firm.
"Slide Rules - Index by Makers & Retailers" showing 1 items.
- This plastic rectangular instrument calculated the time required for different types of IBM punched card equipment to process given numbers of cards. The black side is for accounting machines, sorters, and collators. The white side is for card punches, verifiers, and auxiliary machines. These machines were in use from roughly 1953 through 1959. The white side is marked: IBM; International Business Machines Corp. (/) 590 Madison Ave. New York 22, N.Y. (/) Patent Applied For. It is also marked THINK and MADE IN U.S.A. An instruction card is provided. A tan envelope is marked: IBM (/) MACHINE LOAD COMPUTER (/) AND DESCRIPTIVE FOLDER (/) Form 20-8704-1. No patent record was located.
- Benjamin S. Mulitz, the donor, worked with punched card equipment and then with computers from 1940 until 1985. He used both Remington Rand and IBM products. He was employed by the U.S. government and then in the wholesale drug industry.
- Reference: accession file.
- Currently not on view
- date made
- International Business Machines Corporation
- ID Number
- accession number
- catalog number
- Data Source
- National Museum of American History, Kenneth E. Behring Center