The IBM PC XT AT 5160 5170 Welcome to the World of Personal Computing Package from 1985 is a vintage book that offers a glimpse into the early days of personal computing. This package, originating from the United States and manufactured by IBM, provides a comprehensive guide to the world of personal computing, making it a valuable collectible for vintage computing enthusiasts. With its authentic and unmodified content, this book serves as a historical reference for those interested in the evolution of technology in the 1980s.