A Rare Mid-Century crackled Glass wall lamp made by the Dutch art glass studio "Van Tetterode" in Amsterdam. Floris van Tetterode founded the Glass Industry Van Tetterode in 1925. Tetterode was known for his experimental and artistic way of working. Well-known Dutch artists such as Andries Copier, Hildo Krop, Karel Appel, Gerrit Benner and Ger Lataster have worked with him. This lamp is like a work of art It is made of curved, piece of very thick molten glass mounted on a metal wall plate. The handmade fused glass is made of several layers of colored glass. In the middle is a layer of glass with a metal mesh. One large E27 bulb needed . 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