After reading: > The first computer I programmed did not have any sort of disk drive. > It had 20,000 *decimal digits* of magnetic core memory. I immediately thought: That sounds like an IBM 1620. Then I saw the msg was from > David Dyer-Bennet, dd-b at dd-b.net and realized that I had used the same machine at Carleton College. IIRC, the IBM 1130, mentioned on the web page, was marketed in part as a replacement for the 1620. Glenn McDavid mailto:gmcdavid at winternet.com http://www.winternet.com/~gmcdavid