John Hasler wrote:
Doug writes:IIRC, each card had a sequence number. I don't know if they had card-sorter machines.Yes, of course we had sorters. Card sorting machines are much older than computers: it's what punch cards were invented for. Ask Wikipedia to tell you about Herman Hollerith. Don't you kids study history?
or this one: http://en.wikipedia.org/wiki/Punched_cardnow for extra credit: which came first, the punched card or paper tape? (hint: search on Jacquard Loom and Basile Bouchon)