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Operating Systems


TYPE DATE Language OEM Media Type Manual License
D.R. DOSplus 1.2 1986 Italian Amstrad 1 5.25" FD 1 1
D.R. DOS 6.0 27/3/92 Italian Olidata 2 3.5" FD 1  
D.R. GEM 2.0 24/6/87 Italian Amstrad 1 5.25" FD 1 1
IBM OS/2 2.0 1992 Italian (IBM)     2 2
IBM PC-DOS 3.30 18/3/87 Italian (IBM) 5 3.5" FD 5 5
5 5.25" FD
IBM PC-DOS 5.0 14/8/91 Italian IBM 1 3.5" FD 5 5
IBM PC-DOS 5.02 1992 Italian IBM     1  
Microsoft MS-DOS 3 1985 Italian Olivetti     1  
Microsoft MS-DOS 3.2 10/3/87 Italian Amstrad 1 5.25" FD   1
Microsoft MS-DOS 3.22 7/7/86 Italian Asem 1 5.25" FD 1  
Microsoft MS-DOS 3.3 26/4/88 Italian Asem 1 5.25" FD 1   
Intercomp 1 3.5" FD  
Zenith 1 3.5" FD  
Microsoft MS-DOS 4.01 20/6/89 Italian Olivetti 1 3.5" FD 1 1
Microsoft MS-DOS 5.0 12/7/91 Italian (update) 1 3.5" FD    
Zenith 1 3.5" FD
Microsoft MS-DOS 6.0 10/3/93 English (US) (oem) 4 3.5" FD 8 8
Microsoft MS-DOS 6.22 31/5/94 English (US) (oem)     1 1
German 4 3.5" FD 10 10
Microsoft Windows/286 2.10 7/9/88 Italian   1 5.25" FD   1
Microsoft Windows 3.0 27/11/90 Italian Intercomp 2 5.25" FD    2
Memorex Telex 1 3.5" FD  
Microsoft Windows 3.1 21/3/92 Italian Olivetti 1 3.5" FD 1  
Microsoft Windows 3.11 11/11/93 Italian       1 1
Microsoft Windows 3.11 + MS-DOS 6.22 31/5/94 Spanish (oem) 3 3.5" FD 3 3
Microsoft Windows 95 24/8/95 Italian (oem) 1 3.5" FD 3 3
unk. Olivetti       1
Microsoft Windows 95 (SR2) 24/8/96 Italian (oem) 1 3.5" FD 3 3
30/1/98 German 4 CDROM 6 6
Microsoft Windows 98 15/5/98 Italian (oem) 2 CDROM 2 2
Microsoft Windows 98 S.E. 1999 Italian (oem)     3 3
Microsoft Windows NT Workstation 4.0 25/11/96 Italian (oem) 2 CDROM 2 2
Microsoft Windows NT Workstation 4.0 (+SP4) 25/11/96 Italian (oem) 1 CDROM 1 1
Microsoft Windows NT Workstation 4.0 SP6 25/11/96 Italian Siemens 1 CDROM    
Microsoft Windows 2000 Professional SP2 8/5/01 Italian (oem) 1 CDROM 2 1


This list includes commercially available operating systems only. "Media", "Manual" and "License" indicate actual number of copies. "License" also includes "certificates of authenticity" which replaced Microsoft printed licenses.


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This page was first published on the web on Feb. 4, 2003
Last revised Oct. 26, 2004