Crystal Wall Lamp or Sconce from Kinkeldey, 1960s

Very good condition. Three E14 versions. I have official proof of authenticity such as vintage catalogs,
designer records,
or other literature sources and take full responsibility for any authenticity issues arising
from
misattribution,
Up to 250V (Europe/UK Standard).The wiring of this item may be original and might need replacement, if not specified otherwise.