T. Jørstian, P. E. Munk Nielsen, "Light Years Ahead: The Story of the PH Lamp", Editions Louis Poulsen, Copenhagen, 1994. Exemplaire similaire reproduit p. 196
Commentaire :
A BRASS AND FOSTED GLASS "PH CASCADE" PENDANT LAMP WITH TWELVE ARMS BY POUL HENNINGSEN – 1939; 41.34 × 36.22 in.