Alexander Calder was born July 22, 1898 in Lawnton, Pennsylvania. Calder was an American sculptor known both for his innovative mobiles, his static "stabiles", and his monumental public sculptures. Calder's work is in many permanent collections across the world. The Whitney Museum of American Art, New York, has the largest body of work by Alexander Calder. Other museum collections include the Solomon R. Guggenheim Museum, New York; the Museum of Modern Art, New York; the Centre Georges Pompidou, Paris; the Museo Nacional Centro de Arte Reina Sofía, Madrid; and the National Gallery of Art, Washington, D.C. and there are two pieces on display in the Governor Nelson A. Rockefeller Empire State Plaza Art Collection in Albany, NY.