“Alexander Calder’s Final Masterpiece of Public Art, Mountains and Clouds, Returns to its Home in the Hart Senate Office...
“Calder. Mountains and Clouds, 1976 (executed 1986–2026). Sheet metal, carbon fiber, cable, bolts, and paint, with motor, 51 ft. 1 1⁄4 in. high (stabile); 75 ft. across (mobi...