Forty Niner (19xx)(Cosmic Cockerel)[a2] ROM Download can be obtained free for Sinclair ZX81 on EmuGames.net only. Play emulator game in English for the USA region. Forty Niner is a Sinclair ZX81 ROM that you can download to your computer or play online within your browser. You can also download roms such as World Golf_Disk1 and DMON VA1.14 that work on all devices including desktop and mobile. Be sure to rate the game if you enjoyed playing this ROM.
