Bidspirit auction | SHELL OLJER (1)

SHELL OLJER (1) - Enamel sign, convex, stenciled, Oslo/NOR around 1930, 50 x 50 cm / 19.7 x 19.7 in, Rhenania Emaillierwerk, Düsseldorf, the letters were embossed in relief here, rare, also with near mint preservation