18.5" x 26", laminated with edge seal. 
Side One is a map of Chuuk with dive sites and wrecks located and named with detaied descriptions. There is a blow-up map of the lagoon and the islands of Weno, Tonoas, Fefen, Parem, Totiw, Siis and Uman. There are locations and illustrations of 13 wrecks.
Side Two is a an historical account of Operation Hailstone, February 17-18, 1944, the battle that resulted in the wrecks we dive today. There are diagrammatic illustrations and descriptions of the ships and Japanese aircraft sunk in the lagoon, and a locator map. If you have any interest in WW II Pacific battles, you will find this account and the descriptions fascinating.