Author
Du Ponceau, Peter Stephen, 1760-1844
4
Sipe, C. Hale 1880-
4
Dunn, Mary Maples
3
Dunn, Richard S.
3
Fisher, Joshua Francis, 1807-1873
3
Historical Society of Pennsylvania
3
Penn, William, 1644-1718
3
Proud, Robert, 1728-1813
3
Bronner, Edwin B., 1920-
2
Commission to Locate the Site of the Frontier Forts of Pennsylvania
2
Delaware County Historical Society
2
Glenn, Thomas Allen, 1864-
2
Hanna, Charles A. 1863-1950
2
Hull, William I. 1868-1939
2
Pennsylvania Historical and Museum Commission
2
Price, Eli K. 1797-1884
2
Sachse, Julius Friedrich, 1842-1919
2
Soderlund, Jean R., 1947-
2
Thomas, Allen Clapp, 1846-1920
2
Treese, Lorett, 1952-
2
Ade, Lester Kelly, 1890-
1
American Philosophical Society
1
Applegarth, Albert Clayton
1
Armstrong, Edward
1
Atwater Kent Museum
1
Boothroyd, Jennifer, 1972-
1
Brazer, Clarence W. 1880-1956
1
Browne, Jason Penn, 1955-
1
Buck, William J. b. 1825
1
Buell, Augustus C., 1847-1904
1
Burd, James, 1726-1793
1
Chester County Historical Society (West Chester, Pa.)
1
Clarkson, Thomas, 1760-1846
1
Comfort, William Wistar, 1874-1955
1
Corcoran, Irma Wilma Abigail
1
Cummings, Hubertis Maurice, 1884-1963
1
Delaware County Historical Society (Delaware County, Pa.)
1
Dingwall, E.
1
Ely, Warren S.
1
Eshleman, H. Frank 1869-1953
1
Fisher, Joshus Francis, 1807-1873
1
Forster, W. E. 1818-1886
1
Frederic R. Kirkland Collection
1
Frost, John, 1800-1859
1
Geiter, Mary K.
1
Gilborn, Craig A.
1
Gillingham, Harrold E. 1864-1954
1
Graeff, Arthur D. 1899-1969
1
Great Britain
1
Gross, Sandra
1
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