How to make a replica of the GENIAC Electric Brain from 1955

Michael Gardi posted instructions for making a replica of the GENIAC ("GENIus Almost-automatic Computer") that was sold in kit form in the 1950s and 1960s for $20. GENIAC consisted of a Masonite back panel with six areas of concentric perforations, six similarly perforated Masonite disks, and some additional hardware listed in the supplies section below. … Continue reading How to make a replica of the GENIAC Electric Brain from 1955