Author
Wharton, Samuel, 1732-1800
7
Gilpin family
2
AFL-CIO
1
Adams, Marcia, 1935-2011
1
Andrew Clow & Company
1
Asante, Molefi Kete, 1942-
1
Bailey, Kenneth P., 1912-
1
Ball families
1
Barr, Daniel P., 1971-
1
Beiser family
1
Bodler family
1
Borger, Abraham
1
Brahl, Waldemar
1
Brockmohle, Henry
1
Burd, Edward Shippen 1779-1848
1
Byars, William Vincent 1857-1938
1
Collier, William 1902-1977
1
Cooke, Jay 1821-1905
1
Curtin, Deane W.
1
Dana, Edmund
1
De Blij, Harm J.
1
Drum, Augustus 1815-1858
1
Eden, Judith Shuman d. 2008
1
George Philip & Son
1
Gibson, James 1769-1856
1
Greenfield, Albert M. 1887-1967
1
Grumet, Robert Steven,
1
Heldke, Lisa M. 1960-
1
Historical Society of Hilltown Township
1
Historical Society of Pennsylvania
1
Indian Rights Association
1
Israel Thorndike Pamphlet Collection (Library of Congress)
1
John Wanamaker (Firm)
1
Knight, George W. 1858-1932
1
League of Women Voters of Pennsylvania
1
Lewis, George Elmer
1
Lippard, Delmas V. 1928-
1
Loving, Rush
1
Lux, Leonard, Father, 1915-
1
Mazama, Ama, 1961-
1
Milgram, Morris 1916-
1
National Association for the Advancement of Colored People
1
Ohio Company (1747-1779)
1
Old Northwest historical series
1
Oliver Wolcott Pamphlet Collection (Library of Congress)
1
Oxford University Press
1
Philadelphia Record
1
Porter, Frank W., 1947-
1
Puskás, Julianna
1
Saxe Randall, Natalie 1923-1999
1
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