MS-DOS
6.20
DOS
Operating System
Microsoft
MS-DOS 6.20 (1200K Disk 1)
MS-DOS 6.20 (1200K Disk 2)
MS-DOS 6.20 (1200K Disk 3)
MS-DOS 6.20 (1200K Disk 4)
MS-DOS 6.20 (1200K Supp Disk)
MS-DOS 6.20 (1440K Disk 1)
MS-DOS 6.20 (1440K Disk 2)
MS-DOS 6.20 (1440K Disk 3)
MS-DOS 6.20 (1440K Supp Disk)