For those interested in Computer history and looking for a couple of hardback books to add to your collection, I highly recommend
ENIAC: The Triumps and Tragedies of the World's Firt Computer by Scott McCartney and
The Difference Engine by William Gibson. Both give a nice glance into the things that were accomplished with so little. Almost makes it hard to complain about how slow the 3.4 ghz machine in front of me is...almost...