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Canon Canola SX-320 Desktop Calculator

Image Courtesy Dr. John Gilbert

Complex programmable calculator, introduced in 1975-1976 timeframe. LED display, 16-digit mantissa, 2-digit exponent, with signs. Mostly LSI IC technology, with a lot of small-scale glue logic. Built-in thermal alphanumeric dot-matrix printer and magnetic tape cassette drive. Fixed or floating decimal. Large assortment of scientific functions built-in.