Original Apple II documentation bundle consisting of four manuals covering the Apple II operating systems and programming environment. This lot includes: – ProDOS User's Manual – ProDOS – Supplement to the Apple IIe Owner's Manual – DOS User's Manual for Apple II, Apple II Plus and Apple IIe – DOS Programmer Manual These original Apple manuals provide detailed documentation on the Apple II operating system, disk operating system, and programming environment. They are valuable reference books for collectors, restorers and enthusiasts of vintage Apple computers. // Condition The manuals show normal signs of age and use consistent with their age. Please examine the photographs carefully, as they form an integral part of the description. A nice and increasingly difficult-to-find documentation bundle for collectors of Apple II computers and original Apple literature. A rare opportunity to acquire original Apple documentation from the formative years of personal computing. An excellent collectible for Apple enthusiasts, Macintosh collectors, retro-computing fans and historians of personal computing. // Important Note Regarding the Steve Wozniak Photograph: The signed photograph of Steve Wozniak visible in the last photograph is NOT included in this auction. The photograph is a personal message and autograph from Steve Wozniak expressing his appreciation and serves only as part of the background in the listing photos. It is shown for display purposes only and is not part of the lot being sold.