Anyway, the list:
- Microsoft MS-DOS 3.20 (B.01.02)
- Microsoft MS-DOS 3.30 (C.01.01)
- Microsoft MS-DOS 4.01 (D.01.02)
- Microsoft MS-DOS 5.00 (E.00.01)
- Microsoft Windows 3.1
EDIT: 2.03 is an incomplete set, only contains APPLICATIONS, UTILITIES 1 and UTILITIES 2 disks...