Sharp EL-8131 Handheld Electronic Calculator
date: label: date made
content: 1977-1978
name: label: maker
content: Sharp Corporation
notes: label: Description
content: This handheld electronic calculator has a black and white plastic case and an array of twenty-five plastic keys. Twenty of these keys are square with rounded corners. They include ten digit keys, a decimal point key, a % key, four arithmetic function keys, a total key, clear and clear entry keys, and a square root key. The other five keys are rectangular memory keys (pushing one of these keys transfers a number into the memory).
label: Description
content: Behind the keyboard is a green fluorescent display. Text above the display reads: SHARP EL-8131 SHARP (/) ELSI MATE / ELECTRONIC CALCULATOR. A jack for a power adapter is on the back edge and an on/off switch on the left side.
label: Description
content: The back of the calculator has a compartment for two AA batteries. A paper sticker inside this compartment reads: 98397296. A mark below this reads in part: ELECTRONIC CALCULATOR (/) EL-8131. It also reads in part: SHARP CORPORATION BM (/) MADE IN KOREA. Also listed on the back is U.S. patent number 3571655. This patent was granted in 1971 and assigned to Sharp.
label: Description
content: The calculator has a black leatherette carrying pouch with a metal snap. One side of the carrying pouch has a loop so that it could be worn on a belt.
label: Description
content: References:
label: Description
content: [Advertisement], <I>Chicago Tribune</I>, August 14, 1977, p. H31. Sharp EL-8131 advertised as on sale for $12.95.
label: Description
content: [Advertisement], <I>Los Angeles Times</I>, November 29, 1978, p. B17. Sharp EL-8131 advertised as selling for $12.95.
label: Location
content: Currently not on view
place: label: place made
content: Korea
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: 1986.0988.132
label: accession number
content: 1986.0988
label: catalog number
content: 1986.0988.132
objectType: label: Object Name
content: electronic calculator
label: Other Terms
content: electronic calculator; Handheld
physicalDescription: label: Physical Description
content: plastic (case; keys; display cover; carrying case material)
label: Physical Description
content: metal (circuitry; snap material)
label: Measurements
content: overall: 3/4 in x 3 in x 5 in; 1.905 cm x 7.62 cm x 12.7 cm