The Pascaline, an early mechanical calculator, was built in 1642 by mathematician Blaise Pascal.
A rare 17th-century calculating machine created by French mathematician Blaise Pascal has become the center of a heated legal ...
A Paris court has halted the sale of one of the world's oldest known calculators, blocking its scheduled auction and export ...
A French court has blocked the export and foreign purchase of a 17th century arithmetic machine invented by Blaise Pascal to ...