Unitrex 901M Handheld Electronic Calculator
date: label: date made
content: ca 1976
name: label: maker
content: Eiko Business Machine Company
notes: label: Description
content: This handheld electronic calculator has a black and white plastic case and an array of twenty-two square plastic keys. The keys are colored red, white, and blue, on a larger black base. They include ten digit keys, a decimal point key, a total key, four arithmetic function keys, four memory keys, a percentage key and a clear key. Left of the top two keys is an on/off switch. Behind this is an eight-digit green vacuum fluorescent display. A mark behind this reads: UNITREX (/) 901M.
label: Description
content: An opening for a power jack is along the back edge.
label: Description
content: A compartment at the top of the back of the calculator holds two AA batteries. A sticker below this reads in part: UNITREX (/) electronic calculator. It also reads in part: MADE IN KOREA (/) UNITREX OF U.S.A. (/) SER. NO. 5716157.
label: Description
content: Reference:
label: Description
content: [Advertisement], <I>Chicago Tribune</I>, August 29, 1976, p. S_A6. Unitrex 901M on sale 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: 1986.0988.244
label: catalog number
content: 1986.0988.244
label: accession number
content: 1986.0988
objectType: label: Object Name
content: electronic calculator
physicalDescription: label: Physical Description
content: plastic (case; keys material)
label: Physical Description
content: metal (circuitry material)
label: Physical Description
content: glass (display material)
label: Measurements
content: overall: 7/8 in x 3 in x 5 1/4 in; 2.2225 cm x 7.62 cm x 13.335 cm