A combined Port and Starboard Masthead lamp stamped 'G.P LD 1943' - probably G.P Grimley & sons Ltd, Birmingham. With original red and blue lens', burner casing with electric light fitting added in place of the burner. Blue lens were used before electric light because the colour of the flame made the colour look green when lit. A good solid lamp. Stands 28cm high approx. Weighs just over 4kg.