In 1889, Dr. Herman Hollerith received the first U.S. patent for a tabulating machine.
Herman Hollerith is widely regarded as the father of modern automatic computation. He founded the company that was to become IBM.
In 1923, Joseph Wiezenbaum, artificial intelligence pioneer, was born.
In 1988, Hewlett-Packard introduced the HP-28S Advanced Scientific Calculator.
The HP-28S had 32K bytes of storage for $235.
Learn more at http://www.hpmuseum.org/hp28c.htm