Rare 1985 Edition - The Buss Directory - Over 400 sources to help complete a Heath/Zenith Computer System- Independant Newsletter of Heath Company Computers -published by Sextant Publishing Company. Also included are 5 Buss individual Independant Newsletters of Heath Co. Computers - including BUSS 1985 May-June- #106, #107, and #108, then we have BUSS 1986 May #122, and Buss 1988 March # 151.They are all in very good lightly read/used condition,please see photos for details. Sold as pictured.BS