Author
Historical Society of Pennsylvania
17
Library of Congress. Manuscript Division
13
United States. National Archives and Records Administration
7
American Philosophical Society
5
Fitzpatrick, John Clement, 1876-1940
5
Library Company of Philadelphia
5
United States. National Archives and Records Service
5
Balch Institute for Ethnic Studies
4
Beers, Henry Putney, 1907-
4
Scotch-Irish Foundation
4
Hamilton, Sinclair
3
Historical Records Survey of Pennsylvania
3
Ker, N. R.
3
Maryland Historical Society
3
Oregon Historical Society
3
Pennsylvania Historical and Museum Commission
3
Pennsylvania Historical and Museum Commission. Division of Archives and Manuscripts
3
Princeton University. Library
3
Cornell University. New York Historical Resources Center
2
Douglas, Lee V.
2
King, Cornelia S., 1953-
2
Library of Congress
2
Lincoln, Charles Henry, 1869-1938
2
Massachusetts Historical Society. Library
2
Mitchell, Emily Burns
2
Munden, Kenneth W.
2
National Archives (U.S.)
2
North Carolina. Division of Archives and History
2
Parker, David W.
2
Presbyterian Historical Society
2
Sellers, John R.
2
State Historical Society of Wisconsin
2
Temple University. Libraries. Rare Book and Manuscript Department
2
Tioga Point Museum
2
Turner, Van Arsdale Brown
2
U.S National Historical Publications and Records Commission
2
Virginia Historical Society
2
William L. Clements Library
2
Adam, Lenora
1
Adcock, Lynette
1
Alman, Miriam
1
American Antiquarian Society, Worcester, Mass Library
1
American Baptist Historical Society
1
American Jewish Historical Society. Library
1
American Philosophical Society. Library
1
Applegate, Howard L.
1
Appleton, John, 1809-1869
1
Arthur and Elizabeth Schlesinger Library on the History of Women in America
1
Associated Publishers, Inc. (Washington, D.C.)
1
Ayer, Edward F.
1
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