Metal, glass, paint
with handle extended: 11 3/4 x 7 x 5 1/2 in. ( 29.8 x 17.8 x 14 cm )
Ship's port lantern with red lens in green-painted sheet metal casing; domed top with ring handle, triangular back, and rounded front protected by two vertical rods; removable kerosene burner with circular base fits into hole in bottom.
Due to ongoing research, information about this object is subject to change.