Object Details
- Montgomery Ward
- Texas Instruments
- Description
- This handheld electronic calculator has a black and tan plastic case, a metal keyboard, and eighteen square plastic "Klixon" keys. These keys embody a design trademarked by Texas Instruments and make a distinctive click when pressed. In addition to ten digit and one decimal point key, the calculator has four keys for arithmetic functions. One serves as a total key for addition and another as a difference key for subtraction. The top of the keyboard has a constant switch, a D key for recalling the display (it turns off after a few seconds), a clear entry key, and a red clear key. The on/off switch is behind the keyboard. A tag next to it reads: MONTGOMERY (/) WARD electronic P800.
- The eight-digit red LED display is behind the keyboard. A cord for recharging the battery attaches at the back of the top. This example has no cord.
- The back has two rubber feet. A sticker pasted there gives operating instructions. Text near the bottom reads: Model No. TXI8642A (/) Serial No. 37B-036227 (/) DISTRIBUTED BY MONTGOMERY WARD & CO., INC. (/) CHICAGO, ILL. 60607.
- Compare Radio Shack EC-200 (1988.0988.035) as well as 1986.0988.099 (the Commodore Minuteman 1), 1986.0988.098 (the Commodore Minuteman 2) and 1988.0988.129 (the Bowmar 901B). The calculator was made for Montgomery Ward by Texas Instruments.
- References:
- Guy Ball and Bruce Flamm, The Complete Collector’s Guide to Pocket Calculators, Tustin, CA: Wilson/Barnett, 1997, p. 103.
- Online Datamath Calculator Museum, accessed August 29, 2014.
- Location
- Currently not on view
- Credit Line
- Gift of John B. Priser
- ca 1972
- ID Number
- 1986.0988.084
- catalog number
- 1986.0988.084
- accession number
- 1986.0988
- Object Name
- electronic calculator
- Other Terms
- electronic calculator; Handheld
- Physical Description
- plastic (case; display cover; keys material)
- metal (circuitry material)
- paper (sticker material)
- Measurements
- overall: 1 1/2 in x 3 1/4 in x 5 7/8 in; 3.81 cm x 8.255 cm x 14.9225 cm
- See more items in
- Medicine and Science: Computers
- Computers & Business Machines
- Handheld Electronic Calculators
- National Museum of American History
- Record ID
- nmah_334498
- GUID (Link to Original Record)
- https://n2t.net/ark:/65665/ng49ca746ae-b097-704b-e053-15f76fa0b4fa
