Fifty years ago, Hewlett-Packard introduced the first handheld scientific calculator, the HP-35. It was quite the engineering feat, since equivalent machines of the day were bulky desktop affairs, if ...

Yesterday HP announced that the classic HP-35 calculator was won the IEEE Milestone in Electrical Engineering and Computing award. According to the press release, the HP-35 made slide rules oblolete.

This year marks the 40 th anniversary of HP’s entry into the calculator market. Many, many people contributed to this event, but one person stands out. He was never an HP employee, but he designed and ...

Hewlett-Packard traces its origins to 1938, when Bill Hewlett and Dave Packard rented a garage in Palo Alto, California. Now, HP Enterprises, a descendant of the pioneering company, is moving to Texas ...

[Sarah K Marr] dabbles in retrocomputing and has a fascination with the Hewlett Packard HP-45 calculator, the second calculator in HP’s series introduced in 1973. Over a year ago, she wrote an HP-45 ...