Cass Gilbert cladding a steel frame became the model for decades. Modernists embraced his work: John Marin painted it several times; even Frank Lloyd Wright praised the lines of the building, though he decried the ornamentation. Gilbert was one of the first celebrity architects in America, designing skyscrapers in New York City and Cincinnati, campus buildings at Oberlin College and the University of Texas at Austin, state capitols in Minnesota and West Virginia, the support towers of the George Washington Bridge, railroad stations (including the New Haven Union Station, 1920), and the United States Supreme Court building in Washington, D.C.. His reputation
Cass Gilbert declined among some professionals during the age of Modernism, but he was on the design committee that guided and eventually approved the modernist design of Manhattan's groundbreaking Rockefeller Center. Gilbert's body of work as a whole is more eclectic than many critics admit. In particular, his Union Station in New Haven lacks the embellishments common of the Beaux-Arts period and contains the simple lines common in Modernism. Gilbert wrote to a colleague, "I sometimes wish I had never built the Woolworth Building because I fear it may be regarded as my only work and you and I both know that