1879_Horloge_biologique02 Published 8 July, 2017 at 1024 × 768 in 1879_Horloge_biologique02 HORLOGE BIOLOGIQUE (Detail) (Biological clock) Ernst Perdriel Collage on acid free paper. Collage sur papier non acide. 42.5cm x 51.5cm 2017 $490