This vintage Microsoft MS-DOS 5.0 User's Guide User's Reference is a rare find for collectors and enthusiasts. The manual, published by Packard Bell in 1991, provides comprehensive information on how to use the MS-DOS operating system. It is a must-have for those who want to learn about the early days of personal computing and how it all began. The user manual is in great condition and includes details about the features and functions of MS-DOS 5.0. The guide is easy to follow and is a great resource for anyone interested in vintage computing. It is a unique item that would be a great addition to any collection or a perfect gift for someone who loves vintage technology.