sentences:  In addition to information on lighted aids to navigation and sound signals in foreign waters, the NGA "List of Lights" provides information on storm signals, signal stations, racons, radiobeacons, and radio direction finder calibration stations located at or near lights.Publication number 117, Radio Navigational Aids, is the primary source for details on radio navigational aids.The "List of Lights" does not include information on lighted buoys inside harbors.