Industrial Grey Enamel Gooseneck Desk Lamp from Siemens, 1950s

Industrial adjustable table lamp made by siemens in germany during the 1950s.it features grey enamel shade with white enamel interior, a cast iron clamp base and iron gooseneck. The original socket with switch requires e 27/ e 26 light bulbs.new wire.the diameter of the shade is 15 cm.