Commodore DiskUser Jul 90 (Volume 3 Number 9) Adventure Helpline by Jason Finch, Quck Merge C64/C128 by Adrian Millett, Techno - Info by Jason Finch, Tip of the Month, Arcadia by Julian Woodford, The Game Plan by Mike Benn, Diamond Bytes by S Wickham, Character Designer by Tim Hanson, Adventure Writing by Jason Finch, Hashbase 128 by Steven Burgess, Centronics RX Interface by M D Addlesee, Revasm C64/C128 by Adrian Millett, Speedy Unassembler by Mike Gregory, Banks and Memory by Jason Finch, Graphics Factory by Marco Westerweel, Utility Pot Pourri by Mark Carroll.