This ldesign  is  original to  to Philipp which edited Louis Kalff design , Jumo made their own version in the 1970's , those are part of their last production .
Clearly it was inspired by Kalff work of the Romeo desk lamp.
H.17 in x Globe D.12.5 in , rewired with US Plug and US socket , stipped to the metal , some oxidation , sealed .
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 .