French vintage 1930s blue frilled glass lampshade ceiling light

French vintage 1930s hanging ceiling light shade in blue. The shade is round with a frilled effect edge in blue opaque glass with a white interior. The shade hangs from a round brass fitting and held in position with 3 small brass screws. The bulb holder is in brass and the flex is aged twisted cord.the shade is in great vintage condition with no cracks, there are a few light marks associated with a used item of its kind. There is a small chip at the top of the shade where the shade holder fits which cannot be seen when shade holder in place please see photos. The wire is its original french twin core braided cable and it takes a large bayonet bulb b22. Please note there is no ceiling fitting.