Summit SQR16M Handheld Electronic Calculator


This handheld electronic calculator has a white plastic case with twenty square plastic keys with depressions (of the Klixon type). The keys include ten digit keys, a decimal point key, a memory key, four arithmetic function keys, a total key, a square root key, a clear key, and a clear entry key. The memory key may serve for storage or accumulation. Behind the keyboard is an eight-digit red LED display. The on/off switch is right of it. A power jack is on the back edge. A tag on the front reads: Summit.

A tag on the back of the calculator gives operating instructions. It reads in part: SUMMIT INTERNATIONAL CORP. (/) Serial No. 1716 SQR 16M (/) Salt Lake City, Utah Manufactured by NCE NUCLEAR (/) made in U.S.A.


[Advertisement], Chicago Tribune, June 21, 1973, p. N_A13. This calculator advertised as selling regularly for $199.95, on sale for $129.88.

[Advertisement], Chicago Tribune, September 11, 1973, p. C5. The calculator is given as having a list price of $129.95 and a sale price of $99.88.

[Advertisement], Chicago Tribune, February 7, 1974, p. A2. Calculator is advertised as having a list price of $129.95 and a sale price of $75.88.

Date Made: 1973-1974

Maker: Summit International Corporation

Location: Currently not on view

Place Made: United States: Utah, Salt Lake City

See more items in: Medicine and Science: Computers, Computers & Business Machines, Handheld Electronic Calculators


Exhibition Location:

Credit Line: Gift of John B. Priser

Data Source: National Museum of American History

Id Number: 1986.0988.280Catalog Number: 1986.0988.280Accession Number: 1986.0988

Object Name: electronic calculator

Physical Description: plastic (case; keys material)paper (stickers material)metal (circuitry; trim material)Measurements: overall: 1 1/4 in x 2 3/4 in x 4 in; 3.175 cm x 6.985 cm x 10.16 cm


Record Id: nmah_1360985

Our collection database is a work in progress. We may update this record based on further research and review. Learn more about our approach to sharing our collection online.

If you would like to know how you can use content on this page, see the Smithsonian's Terms of Use. If you need to request an image for publication or other use, please visit Rights and Reproductions.