Letter from Your Editor and Publisher Authors Joseph Williamson; Richard Cravy Publication SUM Pub Details Volume: 4 Issue: 6 Date June 1986 Pages 3 Read the article See all articles from SUM v4 n6 Announcement that SUM is merging with Time Designs Magazine. The last issue of SUM will be July 1986, volume IV, number 7. Products Downloadable Media Related Articles Tags SUMNo tags for this content. People Joseph Williamson, Richard Cravy
