Author
Gotham Book Mart Collection (University of Pennsylvania)
33
Jay I. Kislak Reference Collection (Library of Congress)
27
Egle, William Henry, 1830-1901
18
James H. Sutton Jr. and Sylvia Leal Carvajal Collection
18
National Geographic Society (U.S.). Special Publications Division
17
Institute of Early American History and Culture (Williamsburg, Va.)
13
Fitzgerald Rivers of America Collection (Library of Congress)
12
Vexler, Robert I.
11
Bolton, Herbert Eugene, 1870-1953
10
Clark, Thomas Dionysius, 1903-2005
10
Copper, Dwight Edward
10
Dobie, J. Frank (James Frank), 1888-1964
10
Pennsylvania Historical and Museum Commission
10
Alexander, Robert J. (Robert Jackson), 1918-2010
9
Byrd, William, 1674-1744
9
Coe, Michael D.
9
Montgomery, Thomas Lynch, 1862-1929
9
Thwaites, Reuben Gold, 1853-1913
9
Wertenbaker, Thomas Jefferson, 1879-1966
9
Bancroft, Hubert Howe, 1832-1918
7
Clark, William, 1770-1838
7
Gardiner, C. Harvey (Clinton Harvey)
7
Havighurst, Walter, 1901-1994
7
Irving, Washington, 1783-1859
7
McDermott, John Francis, 1902-1981
7
Parkman, Francis, 1823-1893
7
Pennsylvania-German Society
7
Beals, Carleton, 1893-1979
6
Benson, Elizabeth P.
6
Faulk, Odie B.
6
Florin, Lambert
6
Guillet, Edwin C. (Edwin Clarence), 1898-1975
6
Hollon, W. Eugene (William Eugene), 1913-2002
6
Lavender, David, 1910-2003
6
Levine, Robert M.
6
Lewis, Meriwether, 1774-1809
6
Pike, Zebulon Montgomery, 1779-1813
6
Roosevelt, Theodore, 1858-1919
6
Sonnichsen, C. L. (Charles Leland), 1901-1991
6
Thoreau, Henry David, 1817-1862
6
Athearn, Robert G.
5
Bruce, Philip Alexander, 1856-1933
5
Burns, E. Bradford
5
Coues, Elliott, 1842-1899
5
Cunninghame Graham, R. B. (Robert Bontine), 1852-1936
5
Davis, Harold E. (Harold Eugene), 1902-1988
5
Dick, Everett (Everett Newfon), 1898-1989
5
Federal Writers' Project
5
Frank and Virginia Williams Collection of Lincolniana (Mississippi State University. Libraries)
5
Frantz, Joe Bertram, 1917-1993
5
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