Check the listing for details. VTG 1989 SUN Microsystems SunOS Education Course For Programmers, Student Guide. Made in United States. Listed at 38.99 USD. The VTG 1989 Sun Microsystems SunOS Education Course For Programmers is a vintage student guide designed for individuals looking to learn programming at a beginner level. This instructional material, produced by Sun Microsystems, focuses on teaching the fundamentals of UNIX using the SunOS operating system. As a vintage piece, it offers a unique perspective on the educational tools and resources available during that time period, making it a valuable addition for anyone interested in vintage computing and the history of computer programming education. I took this course from Sun Microsystems in 1990 in Andover, Massachusetts. This is the foundation of Solaris which Oracle bought in 2010. This student guide teaches about the operating system and UNIX running on it.