6418.tgz -- Programming under GNUstep--An Introduction
                    by Ludovic Marcotte

6473.tgz -- Hacking Red Hat Kickstart
                by Brett Schwarz

6508.tgz -- rsync, Part II
             by Mick Bauer

6573.tgz -- The USB Serial Driver Layer, Part II
                     by Greg Kroah-Hartman