Rare Hornby-Dublo illuminated Shop Display sign, with white vacuum formed front with embossed HORNBY DUBLO in red, glued on thick yellow fronted card fitted to the back by four brass ball clasps, the rectangular back very thick card (looks like hardboard) and appears to have original tape around the edges, a light fitting is inside with bulb with wire coming out of the top of the back, we believe this is original, F-G, there are a couple of cracks to the vacuum form and a little bit of warping to the yellow card and general ageing, not tested