Summit International Corp, Salt Lake City, Utah, U.S.A.
Summit calculators were manufactured during the early to mid- 1970s. See the article "Summit: a Man and the Idea" in the Collecting Calculators section of this site.
Example of a Summit calculator
A typical chunky calculator from Summit. There is not enough room on the front for some of the buttons so these have been added to the top edge. Dating from about 1972.
This is a featured calculator.
© Text & photographs copyright Nigel Tout 2000-2018 except where noted otherwise.