Rockwell 12R Handheld Electronic Calculator
date: label: date made
content: 1975
name: label: maker
content: Rockwell International
notes: label: Description
content: This handheld electronic calculator has a dark brown plastic case, a cream-colored keyboard, and sixteen rounded rectangular plastic keys. In addition to ten digit keys and a decimal point key, it has a clear entry/clear key, and four arithmetic function keys. Pushing the divide and then the multiply key allows one to take square roots.
label: Description
content: Behind the keyboard is an eight-digit LED display. A mark behind the keyboard reads: Rockwell. A mark along the front edge reads: SQUARE ROOT 12R. The on/off switch is on the left side and the jack for a power adapter along the back edge.
label: Description
content: The back has a battery compartment at the top for a nine volt battery. A sticker below this gives operating examples. It also reads: Microelectronic Product Division (/) Rockwell International (/) Anaheim CA 92803 (Calculator Model 12R (/) Assembled in Mexico (/) U.S. and Foreign Parts. Further text reads: Ser. (/) No. 144332.
label: Description
content: Compare 1986.0988.239 (the Rockwell 10R).
label: Description
content: References:
label: Description
content: [Advertisement], <I>New York Times</I>, June 29, 1975, p. 2. Rockwell 12R a giveaway with purchase of a printing Rockwell 82R calculator for $170.
label: Description
content: [Advertisement], <I>Statesville (N.C.) Record and Landmark</I>, May 12, 1975, p. 3. Rockwell 12R on sale for $29.95.
label: Location
content: Currently not on view
place: label: place made
content: Mexico
setName: label: See more items in
content: Medicine and Science: Computers
label: See more items in
content: Computers & Business Machines
label: See more items in
content: Handheld Electronic Calculators
creditLine: label: Credit Line
content: Gift of John B. Priser
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1986.0988.014
label: catalog number
content: 1986.0988.014
label: accession number
content: 1986.0988
objectType: label: Object Name
content: electronic calculator
label: Other Terms
content: electronic calculator; Handheld
physicalDescription: label: Physical Description
content: plastic (case; keyboard; display cover material)
label: Physical Description
content: metal (circuitry material)
label: Physical Description
content: paper (sticker material)
label: Measurements
content: overall: 7/8 in x 3 in x 5 3/8 in; 2.2225 cm x 7.62 cm x 13.6525 cm