Object Details
maker
Toshiba Corporation
Description
This compact handheld electronic calculator is in the shape of a ruler. It has a metal case and an array of twenty-four rectangular plastic keys. These include ten digit keys, a decimal point key, a total key, four arithmetic function keys, four memory keys, a square root key, a percentage key, a change sign key, and a clear key. The eight-digit liquid crystal display is to the left of the keyboard. Text below the display reads: LIQUID cRYSTAL LC-850M (/) TOSHIBA. Tight of this is an on/off/lock switch. The back of the calculator has a clip such as would fit over the edge of a pocket. No serial number found.
References:
According to the www.datamath.org website, as well as the www.calcuseum.com website (both accessed December 4, 2014), this calculator was introduced in 1978, in response to the Texas Instruments TI-1700 dataclip calculator.
Location
Currently not on view
Credit Line
Gift of John B. Priser
date made
ca 1978
ID Number
1986.0988.338
catalog number
1986.0988.338
accession number
1986.0988
Object Name
electronic calculator
Physical Description
plastic (keys; trim material)
metal (case; clip material)
glass (display material)
Measurements
overall: 5/16 in x 4 3/8 in x 1 1/8 in; .79502 cm x 11.1125 cm x 2.8575 cm
place made
Japan
See more items in
Medicine and Science: Computers
Computers & Business Machines
Handheld Electronic Calculators
Data Source
National Museum of American History
Link to Original Record
Record ID
nmah_1363893