The web page Commodore.software has had an update with many new items: Final Cartridge III Manual w/Supplements, The Commodore 64 Kernal and Hardware Revealed, The BRAIN - A Programmer's Assistant, The C64 PLA Dissected, Easy Working Writer, The Modern Commodore 64, Commodore 64 Color Graphics: An Advanced Guide, CBM Commodore C64 Tape Routines Exposed and Adventures on Planet Smir III.