Baseball for the APF Imagination Machine was a combination home video game console and computer system released by APF Electronics Inc. in late 1979. It was composed of two separate components, the APF-M1000 game system, and an add on docking bay with full sized typewriter keyboard and tape drive. The Imagination Machine has the distinction of being one of, if not the first, affordable home PCs to connect to the television. Baseball was one of only 15 official game cartridges were ever released for the APF.
Early baseball game from APF Imagination Machine: