Changes to Super ZX80 Invasion Authors Lance Ward Publication Syntax Pub Details Volume: 2 Issue: 10 Date October 1981 Pages 2 Read the article See all articles from Syntax/Syntax ZX80 v2 n10 Add new levels of difficulty. Products Downloadable Media Related Articles Tags Syntax, 1981, Softsync, Type-in program, ZX80 People Lance Ward
