Exploring the ZX81 ROM (Part 5) Read the articleSee all articles from Computer Trader Magazine Sept 1984Author(s): Gary HearnPublication: Computer Trader MagazinePub Details: Computer Trader Magazine Sept 1984Date: September 1984Pages: 65-66 Related ArticlesZX81 ROM Explored (Part 6) Tags1984 TS 1000 PeopleGary Hearn