Gropius, Walter. (1883–1969) Autograph SignatureBoldly penned autograph signature dated 1965 from the influential German American architect and founder of the Bauhaus School (1919), widely regarded as one of the pioneering masters of modernist architecture. A leading architect of the International Style, his important buildings include also the Harvard Graduate Center in Cambridge, Massachusetts, and the Pan Am Building in New York City. He was also the second husband of Alma Mahler. In fountain