Author
Hanna, Charles A. 1863-1950
3
Rupp, I. Daniel 1803-1878
3
Butterfield, Consul Willshire, 1824-1899
2
Fouré-Selter, Hélène, 1889-
2
Institut français de Washington (D.C.)
2
Robinson, Sophie Marie Michau, 1786-1848
2
Saugrain de Vigni, Antoine François, 1763-1820
2
Beach, Richard
1
Bonnecamps, Joseph-Pierre, 1707-1790
1
Céloron de Blainville, Pierre-Joseph, 1693-1759
1
Craig, Neville B., 1787-1863
1
Craig, Neville, 1787-1863
1
Cuming, Fortescue, 1762-1828
1
Darlington Memorial Library
1
Dickinson, John, 1732-1808
1
Downes, Randolph C. 1901-
1
Dumas, Charles Guillaume Frédéric, 1721-1796
1
Elliott, David, 1787-1874
1
Evans, Lewis, 1700?-1756
1
Gallup, Andrew
1
Gipson, Lawrence Henry, 1880-1971,
1
Harmar, Josiah, 1753-1813
1
Harris, Thaddeus Mason, 1768-1842
1
Hassler, Edgar W. 1859-1905,
1
Hassler, Edgar Wakefield, 1859-1905
1
Heart, Jonathan, 1748-1791
1
Hempfield Railroad Company
1
Irvine, William, 1741-1804
1
Kauffman, Daniel W.
1
Kent, Donald H.
1
Lessing J. Rosenwald Reference Collection (Library of Congress)
1
Lorain, John
1
Macartney, Clarence Edward Noble, 1879-1957
1
Mansfield, Edward Deering, 1801-1880
1
Mercer, George
1
Morgan, Buckley
1
Mulkearn, Lois,
1
Pritts, Joseph
1
Smith, William, 1727-1803
1
Tyson, Job R. 1803-1858
1
Volwiler, Albert T. 1888-1957
1
Washington, George, 1732-1799
1
Western Pennsylvania Historical Survey
1
Withers, Alexander Scott, 1792-1865
1