Original collotype from 1926 by Max Ernst. Collotype after the frottage technique (where Ernst is known for). Rare work from the early days of surrealism (movement 1925-1940). This collotype is of such great importance that the MOMA, New York, dedicates a full page to it on their website. Google: max ernst origin of the clock This is number XVI for “Histoire Naturelle” (1926). Rare because virtually all collotypes from Ernst were destroyed in the second world war (“Entartete Art”). All other collotypes are in possession of collectors and major museums such as: Würth-collection, Moma-New York, Stedelijk Museum-Amsterdam, Kunstmuseum-Bonn.. etc. Artwork is restored in 1992 by A.G. van Oort. The paper conservator of the Stedelijk Museum Amsterdam. The work is auctioned off including an 8 page restoration report & extensive documentation. Page size: 49.5 x 32.3. The condition of the work: See the photos Literature: Sammlung Lufthansa. Max Ernst - Graphic und Bucher. Page 244. Verlag Paul Swiridorff - Max Ernst in der sammlung Würth. Page 122 Artwork will be packed with the utmost care and sent with registered shipping (with track and trace). Pickup is also possible (and free of charge).