TWO BOOKS:  Easy DOS It! (for floppy disk computers) and Easy DOS It! 2 (for hard disk computers). First one is 4th edition, 1988, 78 Pages.  Second one is 2nd edition, 1988, 138 pages. Everything you need to know about DOS. Paperbacks. Covers on both books have just tiny marks (first one has some light scratches, which do not break the surface of the paper), some rough edges, corner bumps. Insides are excellent with no stains, writing, tears or dog-earred corners.
            

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