細節
Two green and black 476 Colour Light Signals,
in original boxes, 1937 (G), one with white bulbs, with green and red bulbs in box (boxes G, graffiti to lid) --9.5cm. (2)
in original boxes, 1937 (G), one with white bulbs, with green and red bulbs in box (boxes G, graffiti to lid) --9.5cm. (2)