Microsoft MS-DOS 6.22 Operating System, Concise User's Guide Without Disc

Minimum Processor Speed: 66 MHz Model: Microsoft MS-DOS 6 22 Country/Region of Manufacture: United States Number of Devices: 1 Minimum RAM: NA Custom Bundle: No License Category: Standard Format: Book Type: Operating System MPN: Unknown For Operating Systems: Microsoft DOS Language: English Brand: Microsoft Minimum Hard Drive Space: Less than 50 MB