Large adjustable and foldable wall light by Arlus, France, circa 1950

Large wall lamp by Arlus Edition, France, circa 1950.
Black lacquered metal and brass, new cotton "drum" shade redone as identical.
With two articulations at 360° and a patella above the lampshade.
Cotton bulb cover with a clip attaching to the bulb, removable.

Measures:
Diameter of the lampshade 15.74 inches
Height: 4.13 inches
Total length unfolded, without lampshade: 51.18 inches.