Primary Systems Coverage this Issue: Sharp MZ-80K Acorn Atom Apple / Apple II Atari 400 / 800 Commodore VIC-20 Tandy TSR-80 Sinclair ZX81 Commodore PET Acetronic MPU1000 Mattel Intellivision Atari VCS Philips G7000 Database TV Nascom 2 Philips G7000 Arcade Features: Chess - From the first chess playing machine to the most recent, Max Bramer checks out the computerised c