IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. In 1895, Otto Steiger, a Swiss ...

Christie's suspended its sale of the first calculating machine after an export ban kept it from leaving France, according to the South China Morning Post. One of only nine surviving examples of a ...

In a unanimous panel ruling, the Federal Circuit has found that the calculating machine of U.S. Patent No. 388,116 fails to meet the eligibility requirements of 35 U.S.C. § 101. Inventor W.S.

Grant’s difference engine was invented in 1876 by George Grant. It was a calculating machine and was invented as a way to advance the current calculating machine technology. It used the latest design ...

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 ...