Used. Several booklets in 3 ring binder. PDP11 RSX-11M Beginner's Guide, Basic-11 Language Reference Manual, IAS/RSX BASIC User's Guide, Update Notice No. 1, IAS/RSX BASIC Installation Guide, 1970s. Thanks for looking! Please read the additional information shipping and payment details and checkout instructions before purchasing. Please be sure to contact us with a problem BEFORE filing any claim with or returning any item that was not sold as is.We only ship outside the U.S. using 's Global Shipping Program.