Made in France in the late 1950's  this desk lamp  is most likely a design from Lacroix or Biny  possibly for Caillat , regional company used to  order part and design to reassembled them for their own label .  Brass with perforated metal shade. It  is the last time in France that it was possible to produce and offer brass  pieces of this quality , the mass production of the 1960's was just around the  corner and turned the page on small atelier to open the age of cost saving .
Rewired , size H.19 x reflector    D.12 x5  , rewired with a US socket
Robert Caillat was a French designer active in the 1950s, renowned for his refined lighting fixtures and his expertise in metalwork. The founder of Maison Caillat, he distinguished himself as both a manufacturer and a designer.
I can be reach at the 310 994 6009 if you want more info , for shipping outside the US please contact me for pricing and condition