Cosack Broken Glass Wall Lamp

Materials: Gold painted metal frame, broken glass on a glass plate. Metal socket. 

Height: 13 cm / 11.02”

Width: 23 cm / 12.20”

Electricity: 1 bulb E14, 1 x 40 watt maximum, 110/220 volt.
Any type of light bulb can be used, not a specific one preferred.

Period: 1960s – Brutalist Mid-Century Modern.

Designer: To be appraised.

Manufacturer: Gebrüder Cosack – Gecos, Neheim-Hüsten, Germany.

Other versions: Made in several colours and sizes.

Probably inspired by a design by Willem van Oyen Sr. for Raak Amsterdam, the Chartres wall lamp. Several light companies produced their version of the Chartres lamps.

Cosack

The Gebrüder Cosack (Gecos) company was founded in 1848 as a metal processing plant in Neheim-Hüsten, Germany by Egon, Friedrich and Theodor Cosack. In the beginning they made liturgical items and crosses made of brass and they also produced kerosene lamps. Later the company came to the production of electric lamps.

After the Second World War Cosack pursued a modern direction. A best seller were copper lighting for restaurants. The company was declared bankrupt in 1984.

Best known designers: Ursula or Gottfried Stürzenhofecker (unclear, they are both designers), K. H. Kinsky.  

Gebrüder Cosack (Gecos) received 15 iF Design Awards.