North Star Advantage Manuals
(and a few others)
The PDF copies of the various North Star Advantage manuals are here thanks to www.hartetechnologies.com and others.
North Star Advantage User Manual (PDF) North Star Advantage Technical Manual (PDF) North Star Advantage Emulator (ADE) User Guide (PDF)
North Star DOS - also suitable for GDOS (PDF) North Star Hard Disk Operating System Manual - also suitable for GHDOS (PDF) North Star BASIC (PDF) North Star Hard Disk Supplement Guide (PDF) North Star Advantage Graphics CP/M Preface (PDF) North Star Advantage Graphics CP/M Preface Addendum (PDF) North Star CPM 2.2 Manual (PDF)
North Star BusiGraph II Software Manual (PDF)