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.
References:
[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.
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