Other
- Abbott, Jacob, 1803-1879 18 results
- Egle, William Henry, 1830-1901 12 results
- Ellis, Franklin, 1828-1885 12 results
- Wiley, Samuel T. 12 results
- American Council of Learned Societies 11 results
- National Portrait Gallery (Smithsonian Institution) 9 results
- United States. Congress 9 results
- Bates, Samuel P. (Samuel Penniman), 1827-1902 7 results
- Jordan, John W. (John Woolf), 1840-1921 7 results
- Crumrine, Boyd, 1838-1916 6 results
- Garraty, John Arthur, 1920- 6 results
- Historical Society of Pennsylvania 6 results
- Hungerford, Austin N. 6 results
- J.H. Beers & Co 6 results
- Prowell, George Reeser, 1849-1928 6 results
- Thomas, Joseph, 1811-1891 6 results
- Ashmead, Henry Graham, 1838-1920 5 results
- Aurand, A. Monroe (Ammon Monroe), 1895-1956 5 results
- Binney, Horace, 1780-1875 5 results
- Chapman Brothers 5 results
- Lewis Publishing Company 5 results
- Smith, H. P. (Henry Perry), 1839-1925 5 results
- Adler, Cyrus, 1863-1940 4 results
- Albert, George Dallas 4 results
- Aldrich, Lewis Cass 4 results
- Arnold, Lee, 1959- 4 results
- Carson, Hampton L. (Hampton Lawrence), 1852-1929 4 results
- Conrad, Henry C. (Henry Clay), b. 1852 4 results
- Garner, Winfield Scott, 1848- 4 results
- Hamersly, Lewis Randolph, 1847-1910 4 results
- Heeney, William Bertal, 1873- 4 results
- Manton, John C., 1948- 4 results
- McNeil, Barbara 4 results
- Neill, Edward D. (Edward Duffield), 1823-1893 4 results
- Nelson, William, 1847-1914 4 results
- New York Chamber of Commerce 4 results
- Pennsylvania Historical and Museum Commission 4 results
- Pennsylvania State Library 4 results
- Powell, William H. (William Henry), 1838-1901 4 results
- Princeton University 4 results
- Rodearmel, Wm. (William) 4 results
- Sprague, William Buell, 1795-1876 4 results
- Wright, Giles R. 4 results
- American Jewish Historical Society 3 results
- Angelou, Maya 3 results
- Bell, Herbert C. (Herbert Charles), 1868- 3 results
- Ellet, E. F. (Elizabeth Fries), 1818-1877 3 results
- Evans, Samuel, 1823-1908, 3 results
- Fiske, John, 1842-1901, 3 results
- Foster, Joseph, 1844-1905 3 results more…