SUM: The Sinclair/Timex Users Magazine

3224 Northwest 30th Ave, Gainesville, FL 32605

Joseph Williamson and Richard Cravy published SUM. It started as the newsletter of the Gainesville Sinclair/Timex Users Group and became a significant magazine in its own right. SUM eventually merged with Time Designs Magazine.


A compilation of the best articles, reviews, programs and hardware projects up through December, 1985.
TS 1000 TS 2068


Originally a user group newsletter, it transitioned to a full magazine.


Scroll to Top