Shows locations of historic events and sites. Relief shown by spot heights and landform drawings. Alternate title in right upper margin: Round about the nation's capital. In title cartouche: Washington, April 1956. In right upper margin: April 1956, The National Geographic Magazine, vol. CIX, no. 4. Also issued with cloth backing. "A National Geographic map." Accompanied by: Index to map, Round about the nation's capital. 22, [2] p. ; 26 cm. Includes text and historical notes.