Cass Gilbert Gilbert was a conservative who believed architecture should reflect historic traditions and the established social order. His design of the new Supreme Court building (1935), with its classical lines and small size, contrasted sharply with the large federal buildings going up along the National Mall in Washington, D.C., which he disliked. Heilbrun says "Gilbert's pioneering buildings injected vitality into skyscraper design, and his 'Gothic skyscraper,' epitomized by the Woolworth Building, profoundly influenced architects during the first decades of the twentieth century." Christen and Flanders note that his reputation among architectural critics went into eclipse during the age of modernism, but
Cass Gilbert St. Paul Endicott Building. His goal was to move to New York City and gain a national reputation, but he remained in Minnesota from 1882 until 1898. Many of his Minnesota buildings are still standing, including more than a dozen private residences (especially those on St. Paul's Summit Avenue), several churches featuring rich textures and colors, resort summer homes, and warehouses. The completion of the Minnesota capitol gave Gilbert his national reputation and in 1898 he permanently moved his base to New York. His breakthrough commission was the design of the Alexander Hamilton U.S. Custom House in New York City,