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
Cass Gilbert out of Macalester College. He began his architectural career at age 17 by joining the Abraham M. Radcliffe office in St. Paul. In 1878, Gilbert enrolled in the architecture program at MIT. Gilbert later worked for a time with the firm of McKim, Mead, and White before starting a practice in St. Paul with James Knox Taylor. He was commissioned to design a number of railroad stations, including those in Anoka, Willmar and the still-extant Little Falls depot, all in Minnesota. As a Minnesota architect he was best known for his design of the Minnesota State Capitol and the downtown