Summit SM8 Handheld Electronic Calculator

This unusually compact handheld electronic calculator has a black plastic case and an array of eighteen plastic keys, seventeen of them square and one (the zero key) rectangular. These include ten digit keys, a decimal point key, four arithmetic function keys, a clear entry key, and a clear key. The on/off switch is left of the top three keys. An eight-digit red LED display is behind this. A tag on the front edge reads: Summit. A jack for a power supply is on the left side. The back of the calculator has a compartment for a nine-volt battery. A sticker on the lid of the compartment reads: “Tom Thumb” (/) CALCULATOR WILL OPERATE FROM (/) 9 VOLT BATTERY OR OPTIONAL (/) SUMMIT ADAPTER. Further text reads: MODEL SM8 (/) SERIAL NO. 10933 (/) Tm SUMMIT INTERNATIONAL CORP. (/) SALT LAKE CITY, UTAH.
[Advertisement], Salina (Kansas) Journal, December 28, 1973, p. 17. Summit SM8 selling for $53.24.
[Advertisement], Ogden (Utah) Standard-Examiner, January 8, 1974. Summit SM8 advertised as selling for $39.97.
Currently not on view
Object Name
electronic calculator
date made
Summit International Corporation
Physical Description
plastic (case; keys; display cover material)
paper (stickers material)
metal (circuitry material)
overall: 1 1/4 in x 2 in x 3 3/8 in; 3.175 cm x 5.08 cm x 8.5725 cm
place made
United States: Utah, Salt Lake City
ID Number
catalog number
accession number
Computers & Business Machines
Handheld Electronic Calculators
See more items in
Medicine and Science: Computers
Handheld Electronic Calculators
Data Source
National Museum of American History, Kenneth E. Behring Center
Credit Line
Gift of John B. Priser
Additional Media

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