ZX-81 Video Display System – Part 2 Authors Wilf Rigter Publication ZXir QLive Alive! Pub Details Volume: 7 Issue: 1 Date Spring 1997 Pages 28 Read the article See all articles from ZXir QLive Alive! v7 n1 ZX-TEAM MAGAZIN Products Downloadable Media Related Articles Tags ZXir QLive Alive, Tutorial, Type-in program, ZX81 People Wilf Rigter