Washington. "The Octagon"; nearly octagonal house. 1799 New York Ave. N.W. Built in 1801 for Colonel John Tayloe III; designed by William Thornton; treaty ending War of 1812 was signed here; headquarters of the American Institute of Architects 1898-1949; now a museum. National Historic Landmark.

Photograph.

Photograph. Perhaps taken in about 1945.

Photograph.

Links to many photographs.

Sources: R. Kline, and the Smithsonian HABS project.
Updated: July, 2003.
Washington. Octagon house. Built in 1865 by, or for, former Ohio governor William Bebb. Now gone. Located at 1830 Phelps Place N.W., but was called Leroy Street at the time.

The above photograph is apparently from a stereoscope, and might well be 100 years old or more.

Sources: R. Kline. Ellen Puerzer.
Entered: September, 2002.
Updated: May, 2009.
Washington. Octagon house. Built in 1856. Now gone. Located on Georgia Avenue.
Source: R. Kline.
Entered: September, 2002.