The artist. Peter Pakesch, Vienna, 1988 [Loock, 1988]. Thomas Borgmann, Cologne, 1989 [Heynen, 1989]; sold to Petzel Gallery, New York [this and the following according to emails from Petzel; copy in curatorial object file]; sold to Zwirner and Wirth, New York, 1999; sold to Lin Lougheed, New York and Miami, July 29, 2005 [invoice; copy in curatorial object file]; promised as a gift to the Art Institute of Chicago, Sept. 30, 2025.