Identifies all USCG Colregs;Shows the actual view of vessels for port, starboard, bow and stern lights;Identifies 60 marine navigation light configurations;Displays 15 day shapes Provides a magnifying lens

• Weems & Plath Marine Navigation LIGHTrule Lights, Shapes and Maneuvering Signals Key (COLREGS, U.S. Waters)

Weems & Plath Marine Navigation LIGHTrule Lights, Shapes and Maneuvering Signals Key (COLREGS, U.S. Waters)Weems & Plath