Author
Deutsche Historische Gesellschaft für den District Columbia
2
Piątkowski, Romuald
2
Polish National Alliance of the United States of North America
2
Strack, Christian, 1848-1914
2
Bowling, Kenneth R.
1
Brown, George Rothwell
1
Cary, Francine
1
Dielman, Louis Henry, 1864-1959,
1
Gutheim, Frederick Albert, 1908-1993
1
Jacob, Kathryn Allamong
1
Jefferson, Thomas, 1743-1826
1
Kite, Elizabeth Sarah, 1864-1954,
1
L'Enfant, Pierre Charles, 1754-1825
1
Leech, Margaret, 1893-1974
1
Marine, William Matthew, 1843-1904
1
Pitch, Anthony
1
Society of the War of 1812. Maryland,
1
United States. National Capital Planning Commission
1
Washington, George, 1732-1799
1
Winkle, Kenneth J.
1