Model "Bubble" ceiling light by Helena Tynell for Glashütte Limburg, Glass & Metal, Germany in the 1960s. Good condition. Helena Tynell was a renowned Finnish designer of glass luminaires. She worked for a number of companies, including Limburg, a German firm specializing in glass fixtures. Her work is characterized by organic shapes and textures in relief, creating fascinating plays of light. This piece is attributed to the mentioned designer/maker. It has no attribution mark and no official proof of authenticity, however it is well documented in design history. I 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.