MS-DOS User’s Guide and Technical Reference books (2)

How to Design, Build & Program Your Own Working Computer System 1979, HAVILAND

DOS & OS/2 for IBM 80286/80386 Power User's Guide Textbook Osborne McGraw-Hill

VINTAGE 1988 MICROSOFT MS-DOS USER'S GUIDE AND USER'S REFERENCE MANUAL NICE!

IBM OS/2 Warp User’s Guide First Edition 1994 Vintage Operating System

IBM DOS 3.30 User's Guide & Reference (Abridged) books 1987

Microsoft MS-DOS 3.3 User's Guide and User's Reference Book, 1987

Vintage PKZIP 2 for DOS User Guide and Reference