“Let us Calculate!” | Public Domain Review
“There was a resurgence of interest in Leibniz’s role in the history of computation after workmen fixing a leaking roof discovered a mysterious machine discarded in the corner of an attic at the University of Göttingen in 1879. With its cylinders of polished brass and oaken handles, the artefact was identified as one of a number of early mechanical calculating devices that Leibniz invented in the late seventeenth century.”