Click the image to view the “NorthStar Catalog May 1980”.
So this is not strictly a brochure-brochure but more an extended brochure aka catalog 🙂
Title : North Star Catalog May 1980
Publisher : North Star Computers, Inc.
Language : English
Year : 1980
Subject : NorthStar Horizon System, Horizon Hard Disk System, 18Mb Hard Disk Drive, Micro-Disk System, Hazeltine 1420, SOROC IQ 120, NEC Spinwriter, Anadex DP-8000, North Star RAM Boards, North Star Z80A Processor Board
You can find more information about North Star Computers on wikipedia