Architecture of the United States New York City's Woolworth Building designed by architect Cass Gilbert, 1913. Raising previous technological advances to new heights, 793 ft (233 m), it was the world's tallest building until 1930. Frank Woolworth was fond of gothic cathedrals. Cass Gilbert constructed the office building as a cathedral of commerce and incorporated many Gothic revival decorative elements. The main entrance and lobby contain numerous allegories of thrift, including an acorn growing into an oak tree and a man losing his shirt. The popularity of the new Woolworth Building inspired many Gothic revival imitations among skyscrapers and remained a popular design theme until
Lewis Cass Ledyard Burlingham, Edward Julius Berwind, Morgan J. O'Brien, William Sloane Coffin Sr., Herbert Eustis Winlock, Arthur Curtiss James, Frank L. Polk, Cass Gilbert, Edwin H. Anderson, Harry M. Lydenberg, Keyes Metcalf, John G. Milburn, and Devereux Milburn. His estate was valued in excess of $10,000,000 upon his death. Through his son, he was the grandfather of Lewis Cass Ledyard III (1911–1990), Dorothy Cass Ledyard, who first married Hugh McLeod Fenwick (1905–1991) (he divorced her in 1931 to marry Millicent Vernon Hammond), and later, Richard Allen Knight (d. 1947), in 1933, and Ruth Emery Ledyard, who married William de Rham, a great-great