Peter Fischli, David Weiss
Rat and Bear (Sleeping), 2008 Museo Nacional Centro de Arte Reina Sofía, Madrid Photo: Fischli/Weiss Archiv, Zurigo

Alexander Calder
The Brass Family, 1929
Whitney Museum of American Art, New York, Gift of the artist
© 2016 Calder Foundation, New York / ProLitteris, Zurich
Photo: © Whitney Museum, N.Y.

Peter Fischli, David Weiss
Outlaws, 1984 From the series Equilibres (A Quiet Afternoon)
Studio Fischli/Weiss © Peter Fischli David Weiss
Photo: Fischli/Weiss Archiv, Zurigo

Alexander Calder
La Demoiselle, 1939  Glenstone Museum
© 2016 Calder Foundation, New York / ProLitteris, Zurich
Photo: Tim Nighswander / Imaging4Art.com

Peter Fischli, David Weiss
Equilibrium Organ (Ear), 1986  From the series Grey Sculptures
Studio Fischli/Weiss © Peter Fischli David Weiss
Photo: Fischli/Weiss Archiv, Zurigo

Alexander Calder
Apple Monster, 1938
Calder Foundation, New York, Gift of Alexander S.C. Rower in memory of Mary Calder Rower, 2015 © 2016 Calder Foundation, New York / ProLitteris, Zurich Photo: Calder Foundation, New York / Art Resource, New York

Peter Fischli, David Weiss
Untitled (Question Projections), 1981–2003
Friedrich Christian Flick Collection im Hamburger Bahnhof, Berlin