| Ruud van Empel Untitled 2004 Dye destruction print 86 x 60 cm (33 ? x 23 ? ins) Villa Grisebach Auktionen GmbH - Berlin Auction 230, 26 November 2014, Photographs, Lot: 2209 LL/56024 Literature and Illustration: Ruud van Empel, photoworks 1995-2010, ed. Groninger Museum, Amsterdam 2011, p. 59
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