Art Deco glass and copper ceiling light

Art deco style glass and copper ceiling light. French work from the 40s / 50s. Good overall condition. Very rare and very discreet traces of use in places (very rare and very discreet stains on the glass in places; a tiny injury to the glass on one corner; common traces of use on the edge of the glass in contact with the fixing claw. See photos and zoom). Copper fixing claw. Total height of the ceiling light 17.5 cm. Max width of the glass 22 cm. Works with a bayonet bulb not supplied.