What has the author Archibald Calder written?
The American sculptor Alexander Calder is probably the person you mean. He is well-known for his creation of mobiles, kinetic sculptures made of abstract shapes and balanced elements that seem to be in perpetual motion. Calder was born in 1898 and died in 1976. He was renowned for his pioneering work with movement in sculpture and for redefining the boundaries of what constitutes art.