TSR, Inc.

TSR, Inc. was an American game publishing company most famous for publishing the Dungeons & Dragons role-playing game. The company was purchased in 1997 by Wizards of the Coast, which no longer uses the TSR name for its products. Tactical Studies Rules was formed in 1973 as a partnership between Gary Gygax and Don Kaye as a means to publish formally and sell the rules of Dungeons & Dragons, one of the first modern role-playing games. They first published Cavaliers and Roundheads, a miniature game, to start generating income for TSR. The partnership was subsequently joined by Brian Blume and (temporarily) by Dave Arneson. Blume was admitted to the partnership to fund publishing of D&D; instead of waiting for Cavalier and Roundheads to generate enough revenue. When Don Kaye died of a stroke in 1975, the Tactic Study Rules partnership was dissolved. Brian Blume and Gary Gygax, the remaining owners, incorporated a new company, TSR Hobbies, Inc., of which Blume and his father,... full article at wikipedia