Peter Fischli and David Weiss at Matthew Marks Gallery
http://www.matthewmarks.com/artists/peter-fischli-david-weiss/
Peter Fischli/David Weiss, Projection 1 (Herbst, Fall), 1997. Two sets of 162 slides, two slide projectors, one dissolve machine. Dimensions variable. © Peter Fischli/David Weiss. Courtesy Matthew Marks Gallery, New York.