Philadelphia-based architect Samuel Sloan created this building, also known as Nutt's Folly?
Longwood (Natchez, Mississippi) Longwood, also known as Nutt's Folly, is an historic antebellum octagonal mansion located at 140 Lower Woodville Road in Natchez, Mississippi, United States. The mansion is on the U.S. National Register of Historic Places, and is a National Historic Landmark. Longwood is the largest octagonal house in the United States.
Witherspoon Building Witherspoon Building is a historic office building located in the Market East neighborhood of Philadelphia, Pennsylvania. It was designed by architect Joseph M. Huston (1866–1940) and built between 1895 and 1897. It was built for the Presbyterian Board of Publications and Sabbath School Work. It is an 11-story, steel frame "E"-shaped building, faced with brick and granite. It has terra cotta decorative elements. Its exterior features Corinthian order and Ionic order columns, statues, medallions, seals of various boards and agencies of the Presbyterian Church and of related Reformed churches. It is named for John Witherspoon (1723–1794), founder of Princeton University.