Free for the cost of shipping: 1. NorthStar Horizon Computer System Manual (DD) 2. NorthStar Z80A Processor Board ZPB-A Manual 3. NorthStar System Software Manual4. NorthStar 32K RAM 5. NorthStar Horizon HRAM Users Manual http://bitpig.com/temp/NS-manuals.jpg Located in southern California - Orange County 92656