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 Building The Lewis Cass Building is now a six-story (originally seven-story) U-shaped Classical Revival structure with a flat roof, with a facade of cream-colored sandstone above a granite basement. A cornice separates the second and third floors, forming a base for four-story piasters with Tuscan capitals above. An entablature with cornice runs above the pilasters. As originally built, the building had three arched entrances. After the 1951 fire, two entrances were removed, and the main entrance completely rebuilt as a projecting gray granite entryway. State of Michigan government agencies located in Cass Building: The Lewis Cass Building is getting a first-floor