Wikipedia
BattleTechnology
BattleTechnology is a magazine that was published irregularly between 1987 and 1995 by Pacific Rim Publishing Company dedicated to BattleTech, a tabletop game of futuristic combat published at the time by FASA Corporation. The magazine includes game scenarios, optional rules, technical specifications for BattleMechs and other units, historical and current events in the fictional BattleTech universe, and short fiction, all of which was approved by FASA. The magazine is considered an official source of optional materials for the game.
BattleTechnology has an 8.5" x 11" format and generally includes about 60 pages per issue. Its subtitle is, "the magazine of combat in the 31st century."