No Disc Sealed Microsoft MS-DOS 6 Operating System User Guide Original New W/COA

Microsoft MS-DOS 6.2 Operating System Concise User's Guide Original

Vintage Microsoft MS-DOS 6.2 Concise User’s Guide 3.5" w/ COA New Sealed

Microsoft Concise Guide to MS-DOS Operating System 5.0 With DISKS, NEW Sealed

Microsoft Windows 98 Second Edition New Sealed CD w/ COA Product Key

Microsoft MS-DOS Step-Up 6.0 to 6.2 High Density 3.5” Floppy Upgrade Disc Sealed

Microsoft MS-DOS & Windows for Workgroups MANUAL ONLY (NEW sealed) NO DISK

*SEALED* Microsoft MS-DOS 6 3.5" Floppy Concise User's Guide w/ Certificate