In the early 20th century, William A. Morschhauser of New York City became the exclusive American distributor of the Millionaire calculating machine. He placed machines at several United States ...

Customers were happy to buy electric ‘calculating machines’, as Thomas Watson senior insisted on calling them, from the same firm that had sold them their electromechanical predecessors.

1954: IBM builds the first calculating machine to use solid-state transistors instead of vacuum tubes. IBM already had a business selling calculating machines, and it was humming along quite ...

Calculating machines, narrowly defined, are devices designed to add, subtract, multiply and divide through the motion of their parts, with the result represented by an array of digits. A slightly ...

Booting Up a Computer Pioneer’s 200-Year-Old Design Charles Babbage, the grandfather of the computer, envisioned a calculating machine that was never built, until now ...

A DISPLAY of calculating machines was arranged early this month by the Burroughs Adding Machine, Ltd.,at 136 Regent Street, London, W.I. The machines shown were of many types, ranging from the ...

THE first calculating machine was invented in 1642 by Blaise Pascal. Had it not been for the War, the tercentenary of this event, which has had such a profound influence on applied mathematics and ...

The decision to use electronics for our calculating machines has long been decided. However, that doesn’t mean that mechanical engineers didn’t put up a valiant, if ultimately futile, … ...

The machine,engravings ef which accompany this article, is capable of pcrforming the four fundamental operations of arithmetic—addition, subtraction, multiplication, and division being executed ...