| Brand | Microsoft |
|---|---|
| Compatible Brand | For IBM |
| Type | Operating System |
| Vintage | Yes |
Check the listing for details. Microsoft MS-DOS 4.01 Operating System & Instruction Manual & Case MSDOS 4 book. Listed at 34.99 USD. Microsoft DOS 4.01. Because the disks can't be tested thisis sold as-is / broken / for parts / repair. Six disks, manual, case for disk, and outer box included. The outer box has stains on the top face and writing on the front of the case.
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