Castles in the Sky: A Wargame of Flying Battleships – Addendum

Castles in the Sky-Addendum is a supplement to Osprey Games' Castles in the Sky from the Osprey Wargaming Series 30 (OWG 30) written by Eric Farrington. This is not a stand alone game. To make use of these rules and ships you will need a copy of the Castles in the Sky rules to take full advantage of this PDF. —description from the publisher