Calculator This led the way to the first credit-card-sized calculators, such as the Casio "Mini Card LC-78" of 1978, which could run for months of normal use on button cells. There were also improvements to the electronics inside the calculators. All of the logic functions of a calculator had been squeezed into the first "calculator on a chip" integrated circuits (ICs) in 1971, but this was leading edge technology of the time and yields were low and costs were high. Many calculators continued to use two or more ICs, especially the scientific and the programmable ones, into the late 1970s. The
Willapa Electric Company Willapa Electric Company The Willapa Electric Company was an electric railway and electric utility company incorporated on August 2, 1913, as successor to the Willapa Harbor Railway, a electric street railway extending from Raymond to South Bend, Washington, in addition to other public utilities in the area: Twin City Electric Company and South Bend Electric Company. The company was to be capitalized at $400,000. The organizers were J S Thornton, R L Fisher and M M Fisher. The company was controlled by the Cities Service Power and Light Company. Rail operations continued until July 1930. In 1939, the company sold