Jean-Michel Frank cristal lamp

Rare find.
Stunning hammered crystal lamp.
Jean-Michel Frank.
38 cm high (15")

Ref : Leopold Diego Sanchez "Jean-Michel Frank, Adolphe Chanaux" Editions du Regard. Paris 1997.
Similar lamp reproduced p.37

Was auctioned in 2002 in very serious auction house Tajan for more than 30 000eur.
Of course my lamp is proposed for a very small portion of this amount.