For sale
IBM DOS 4.00 operating system on 3.5'' 720 KB disks.
 
General info
Authentic IBM DOS 4.00 package.

IBM DOS 4.00 is notable for the first version of the DOS Shell, a full screen utility designed to make the command-line OS more user friendly. It also has various bugs and was replaced with DOS 4.01.

System requirements:
- IBM PC compatible / IBM PS/2
- 3.5'' 720 KB disk drive or better
- 256 KB RAM

About this specific offer
Documentation and software in Dutch.

Complete set on 3.5'' 720 KB disks.

First edition October 1988.
 

Included is:
- IBM DOS 4.01 disk set (2 pieces)
- IBM DOS 4.00 manual
- IBM DOS 4.00 packaging
 

Condition
Used.
 
Technical
Untested.
 
Cosmetic
Please carefully view the pictures for an impression.

Price details:
Price per piece: € 25,00
Quantity: Order

Shipping costs

€ 8,00 

Stock

1