Author
A citizen of New York
1
A citizen of Philadelphia, pseud
1
A friend to general improvement, pseud
1
Abbot, Edwin Hale, 1834-1927
1
Abbot, Henry L.
1
Abbott, Charles C. 1843-1919
4
Abdy, H. Bennett
1
Abdy, Rowena Meeks
1
Abell, Sam,
1
Abernethy, Thomas Perkins, 1890-
1
Adams, Charles J. 1947-
1
Adams, Herbert B. 1850-1901
3
Adams, John Quincy, 1767-1848
2
Adlum, John, 1759-1836
1
Africa, J. Simpson, 1832-1900
2
Albach, James R.
2
Albertype Co
12
Aler, F. Vernon
1
Alexander, William
1
Allen, Clifford P. 1841-
3
Allen, Henry T. 1859-1930
1
Allen, Jane E.
1
Allen, Paul, 1775-1826
1
Allen, Roger B.
1
Allen, Thomas
1
Allentown (Pa.) Art Museum
1
Alliance for Watershed Education of the Delaware River
1
Alrich, Bill
1
Alvord, Clarence Walworth, 1868-1928
4
Ambler, Charles Henry, 1876-
2
Ambrose, George W.
1
Ambrose, Stephen E.,
1
American Association for the Advancement of Science
1
American Association of Teachers of Spanish and Portuguese. Southeastern Penna. Chapter. Bicentennial Committee
1
American Folklife Center
1
American Historical Company
1
American Imprint Collection (Library of Congress)
1
American Indian Ethnohistoric Conference
1
American Indian Ethnohistorical Conference
1
American National Red Cross
1
American Society for Ethnohistory
1
American Society of Civil Engineers
2
American Society of Civil Engineers. Philadelphia Section
2
American Sunday-School Union
1
American Swedish Historical Museum (Philadelphia, Pa.)
1
Andariese, Walter S.
1
Anderson, Edward Clifford, 1815-1883
2
Anderson, J. A., of Lambertville, N. J.
1
Anderson, John Alexander, 1829-1917
2
Anderson, Melville Best, 1851-1933
1
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