Several years ago, in 1963 to be exact, I drafted an advertisement in which Bowker announced that any of its book information could be had in any form, including punched cards, punched paper tape, magnetic tape, or any other machinable form, including overthe- wire service. The advertisement was repeated once or twice. I think it will come as no surprise, however, that the only responses were received from branches of the IBM company. The offer was bona fide. We were already using punched cards and punched paper tape in various ways and were fully prepared to deliver whatever anyone might want at a nominal rate, just to lend a hand with any experiments. Four years have passed since that announcement and I must confess that the f...