National Model 9H Adding Machine
date: label: date made
content: 1951
name: label: maker
content: Allen Wales Adding Machine Division, the National Cash Register Company
notes: label: Description
content: This full-keyboard printing manual adding machine has a tan metal frame, a metal mechanism, and green and white plastic keys on a light green plastic keyboard. It has eight columns of keys and has an operating by a handle on the right side. Subtraction and repeat levers are next to the keyboard, as is a clearing button. Total/subtotal and non-add levers are next to the handle.
label: Description
content: The ribbon and the printing mechanism are exposed. The paper tape is released by a lever on the right, advanced by a roller on the right, and torn off using a serrated edge along the top of the paper guide. The machine prints results up to eight digits long. Using a lever on the tip left side, paper advance may be set at nonprint, one space, two spaces or total space.
label: Description
content: The machine is marked at the front: National. The serial number, impressed on a metal tag attached to the front at the base is: 9H 309035. A mark on the back reads: MANUFACTURED AT (/) ITHACA, NEW YORK U.S.A. BY THE (/) ALLEN-WALES ADDING MACHINE DIVISION OF (/) THE NATIONAL CASH REGISTER COMPANY (/) DAYTON, OHIO, U.S.A. (/) National.
label: Description
content: The machine was given to the Smithsonian by Leona T. Feldman of Philadelphia, and used by her father in his law office. Her father was most probably lawyer David N. Feldman (1896-1987).
label: Description
content: Reference:
label: Description
content: Accession file.
label: Location
content: Currently not on view
place: label: place made
content: United States: New York, Ithaca
topic: label: Subject
content: Mathematics
setName: label: See more items in
content: Medicine and Science: Mathematics
label: See more items in
content: Adding Machines
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content: Science & Mathematics
creditLine: label: Credit Line
content: Gift of Leona T. Feldman
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1988.0488.01
label: catalog number
content: 1988.0488.01
label: accession number
content: 1988.0488
objectType: label: Object Name
content: adding machine
physicalDescription: label: Physical Description
content: paper (overall material)
label: Physical Description
content: plastic (overall material)
label: Physical Description
content: metal (overall material)
label: Physical Description
content: rubber (overall material)
label: Measurements
content: overall: 23.3 cm x 31 cm x 44.5 cm; 9 3/16 in x 12 7/32 in x 17 17/32 in