Run the cards through one of the punched card machines and put sequence numbers in columns 73-80. Then if the cards get out of order, take them to a punched ca

Run the cards through one of the punched card machines and put sequence numbers in columns 73-80. Then if the cards get out of order, take them to a punched card sorting machine. Yup, it was fast, generally faster than the fastest possible, meets the Gleason bound heap sort. How? That machine used radix sort!