Old Bauhaus desk lamp

A 1930s lamp made in Germany. Numbered. Bauhaus period. In very good condition. All steel except the enamelled sheet metal reflector. The arm is articulated (front to back) as well as the reflector from top to bottom and from left to right. Fully restored. Sanded, patinated in anthracite, gunmetal. Electricity redone. Push button switch on the base. Black twisted fabric electric wire. Large screw socket (e27 bulb) Height: 50 cm. Base dimensions: 22 X 14 cm. Shade diameter: 14 cm. Shade height: 20 cm. Weight: 2.5 kg.