Just over six inches tall, this portable calculator certainly surpassed the all-transistor calculator released just a year earlier -- that calculator weighed 55 pounds and cost $2,500.

The camp was liberated by U.S. forces in 1945 and Herzstark went on to manufacture the world’s leading portable calculator ...

RedCrab is a scientific and statistics calculator with a full-screen formula editor. The portable calculator supports exponential and trigonometric functions and many statistical calculations.

As electronic calculators became the norm, the printer began to fade away. Back in 1987, HP introduced a portable calculator printer, the HP 82240A (see HP Journal Oct 1987). The calculator could ...