Founded in 1937 by Klaus Perls, Perls Galleries was the primary representation for Alexander Calder beginning in 1954. The piece is signed and dated in the plate on the right. He produced many large public works, including. 125 (at JFK Airport, 1957), Pittsburgh (Carnegie International prize winner 1958, Pittsburgh International Airport) Spirale (UNESCO in Paris, 1958), Flamingo and Universe(both in Chicago, 1974), and Mountains and Clouds (Hart Senate Office Building, Washington, D.C., 1996).
eBay