Author
- Abele, Martha, 1903-1983 1 results
- Abercrombie, James, 1758-1841 1 results
- Abrahams, Harold J., 1901- 1 results
- Academy of Music (Philadelphia, Pa.) 2 results
- Academy of Natural Sciences of Philadelphia 3 results
- Acosta, David 1 results
- Adair, J. M. 1 results
- Adair, Robert, 1802-1890 1 results
- Adams, James Douglas 1 results
- Adams, Robert, 1849-1906 1 results
- Adelman, Seymour, 1906- 1 results
- Adson, Alfred W. (Alfred Washington), 1887-1951 1 results
- African American Museum of Harrisburg (Harrisburg, Pa.) 1 results
- Agnew, D. Hayes (David Hayes), 1818-1892 2 results
- Agnew, L. R. C. 1 results
- Aiken, A. S. 1 results
- Aldington, Geoffrey W., 1907- 1 results
- Allan, Francis C. 1 results
- Allan, Lynn Anne Drumel 1 results
- Allegheny Conference on Community Development (Pa.) 1 results
- Allen, Edward Ellis, 1861-1950 1 results
- Allen, Edward Ellis, b. 1861 1 results
- Allen, George E. (George Edward) 1 results
- Allen, George, 1808-1876 1 results
- Allen, Richard, 1760-1831 1 results
- Alliance française de Philadelphie 1 results
- Allinson, William J., 1810-1874 1 results
- Alshouse, Herman Smith, 1879- 2 results
- Alzo, Lisa A. 1 results
- America Philosophical Society 1 results
- American Academy of Arts and Sciences 1 results
- American Catholic Historical Society of Philadelphia 1 results
- American Historical Publications 1 results
- American Historical Society 2 results
- American Imprint Collection (Library of Congress) 2 results
- American Philosophical Society 26 results
- Ames, Charles Gordon, 1828-1912 1 results
- Ames, William Homer, 1876- 1 results
- Ancient York Masons LaFayette Lodge, No. 71 (Philadelphia, Pa.) 1 results
- Anders, James M. (James Meschter), 1854-1936 2 results
- Anderson, John Alexander, 1829-1917 1 results
- Anderson, Rev. Dr 1 results
- Andrews, Viola E. 1 results
- Ankrum, Freeman, 1890- 1 results
- Antisdel, William R. 1 results
- Apollo Area Historical Society (Apollo, Pa.) 1 results
- Appel, Joseph H. (Joseph Herbert), 1873-1949 1 results
- Aptowicz, Cristin O'Keefe, 1 results
- Arcadia Publishing 1 results
- Arey, Henry W. 5 results more…