From the back cover:
An Airship, Rocket Packs, & Tommy Guns vs.
Giant Monsters On An Uncharted Mysterious Volcanic Island!
Originally designed as a convention demo kit, Airship Troopers: Volcanic Dinosaur Island Of Doom provides everything you need (except dice) to run fast paced, exciting Zeppelin Age roleplaying adventures featuring the Streamlined Fun of Heliograph's DECO System. Inside you'll find:
Complete rules for creating any Character, Creature, or Contraption
Player background information on life in the Airship Troopers
Detailed deckplans and information on the Troopers' airship
The Z.O.O.M. (or Zeppelin Owner's Operation Manual)
A plethora of handouts, play aids, and examples