Dot Bowls 1968-1972 Author DougPublished on November 5, 2016June 17, 2018Leave a comment on Dot Bowls 1968-1972 Dot Bowls 400 set, 1968-1972. Never sold as a set, however, with only the 401, 402, and 403 originally offered individually, and the 404 becoming available later.