IBM Disk Operating System Version 4.00 3.5″ Diskettes – Original Box
USD 39.99 USD
Specifications
| All Returns Accepted | Returns Accepted |
| Item Must Be Returned Within | 30 Days |
| Refund Will Be Given As | Money Back |
| Return Shipping Will Be Paid By | Seller |
| MPN | Version 4.00 |
| Manufacturer | IBM |
A nice touch is that Microsoft keeps your system secure with regular, hassle-free updates.
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