A perfect resource for programming GPS receivers and recognizing lighted navigation aids, this one of a kind sourcebook puts essential navigational information culled from five separate government volumes into one convenient, easy to use package. Lighthouses, bouys, and daybeacons are listed alphabetically within each state grouping. Many entries are also listed geographically when they form part of a navigational system within a channel or harbor. Entries include latitude / longitude coordinates, light characteristics, descriptions of the structure, special navigational notes, and the characteristics of any sound signals. Instructions on using GPS are also included in the book. Paperback, 8" x 10".