From the back of the book: "STAR TREK: The Next Generation Officer's Manual is an introduction to Starfleet of the Next Generation. Includes: Changes to ship's operational procedures that reflect the new officer positions, detailed information about new equipment, and extensive sections about the GALAXY CLASS cruiser and artificial persons like LCDR Data. A must for STAR TREK fans of every age. The Next Generation Officer's Manual contains: Deck plans for the main bridge Deck plans for the battle bridge Deck plans for Officers and Crews Quarters Rank Insignias Starfleet uniforms Science, Medical, and Engineering Tricorders The Mark V personal phaser and other weapons The Ferengi, the Q and other new alien races. Contains over 80 illustrations!"