National Live-Keyboard Adding Machine
date: label: date made
content: 1952
name: label: maker
content: National Cash Register Company
notes: label: Description
content: This full-keyboard printing electric adding machine has a steel frame painted brown and green, ten columns of green and white plastic keys, four rubber feet, a green rubber-covered cord, and a paper tape. Keys for odd digits are concave, and those for even digits are flat. On the right side are keys for multiplication, subtraction, addition, clearance, S, and #. Inside these is a lever labeled REPEAT. Numbers appear in ten windows above the keyboard. Three decimal markers slide along the bottom of this register. The paper tape is 2-1/4” wide and on a carriage at the back of the machine. A serrated edge helps cut the paper tape. The spools for the ribbon are under metal covers, which are screwed down. A lever on the top left sets the print spacing at single space, double space or non-print. Of eleven columns of type; ten are for digits and one is for special characters. The on/off switch is near the bottom on the left side front. The machine has a black plastic cover.
label: Description
content: A mark on the front reads: National. A tag attached to the base of the front reads: 11KN 379095. The machine was purchased second hand by optometrist Arthur Cowan in the 1950s and used regularly until about 1985.
label: Description
content: National Cash Register began selling adding machines in 1944, when it acquired the Allen Wales Corporation. By 1952, when this machine was made, mention of Allen Wales had dropped from NCR adding machines.
label: Description
content: Reference:
label: Description
content: Accession File.
label: Location
content: Currently not on view
place: label: place made
content: United States: Ohio, Dayton
topic: label: Subject
content: Mathematics
setName: label: See more items in
content: Medicine and Science: Mathematics
label: See more items in
content: Adding Machines
label: See more items in
content: Science & Mathematics
creditLine: label: Credit Line
content: Gift of Arthur and Shirley B. Cowan
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1996.0097.01
label: accession number
content: 1996.0097
label: catalog number
content: 1996.0097.01
objectType: label: Object Name
content: adding machine
physicalDescription: label: Physical Description
content: rubber (overall material)
label: Physical Description
content: paper (overall material)
label: Physical Description
content: plastic (overall material)
label: Physical Description
content: steel (overall material)
label: Measurements
content: overall: 20.5 cm x 28 cm x 47.5 cm; 8 1/16 in x 11 1/32 in x 18 11/16 in