The first portable computer, developed by Adam Osborne and introduced in 1981. Floppy disk based with 64K of memory, the Osborne 1 used the CP/M operating system and a modified version of the ...

The second generation of the Osborne portable computer. Sporting a 7" display instead of the very small 4.5" on the original Osborne 1, only a small number of Executives were sold before the ...