Marian Goodman Gallery, New York.
Acquired from the above by the present owner in 1993.
PROPERTY FROM A PRIVATE SWISS COLLECTION
Bonn, Kunstmuseum Bonn, Through the Looking Brain: A Swiss Collection of Conceptual Photography, 2011-2012 (illustrated in colour, p. 125). This exhibition later travelled to St. Gallen, Kunstmuseum St. Gallen.