Someone sent me a note to pass it along. Information Architecture for the World Wide Web (first edition, 1988) is apparently available online: <http://www.monkeytools.com/oreilly/webdesign/infoarch/index.htm> [Disclosure: I have no idea what's in the book as I never read it, neither do I have any equity/interest in O'Reilly books.] Ziya Nullius in Verba