Artist/ Author: Twombly, Agnes Martin , Marden Polke, Warhol a.o. Title : Abstract Vision Publisher: Thomas Ammann, 2008 Number of pages: 46 pages plus cover, + list of works Text / Language: english Measurements: 12.2 x 10.6 inches Condition: mint extra information on this item: Catalogue shows why Ammann is one of the world leading art dealers. An exquisite collection.