Author
Historical Society of Western Pennsylvania
22
Pittsburgh and Steubenville Rail Road Company
9
Western Pennsylvania Genealogical Society
8
Carnegie Library of Pittsburgh
7
Daughters of the American Revolution. Pittsburgh Chapter (Pittsburgh, Pa.)
7
McFarland, K. T. H.
6
Philadelphia Record
6
Taylor, John, 1752-1835
6
United States. Department of Justice
6
Carnegie Institute
5
D. & M. Maclean (Firm),
5
Duer, Clara E.
5
Flood Commission of Pittsburgh
5
Senator John Heinz Pittsburgh Regional History Center (Pittsburgh, Pa.)
5
Taylor, John, 1754-1838
5
Thurston, George H. 1822-1895
5
Agnew, Daniel, 1809-1902
4
Chamber of Commerce of Pittsburgh
4
Fleming, George Thornton, 1855-1928
4
National Council of Jewish Women. Pittsburgh Section
4
Pennsylvania Historical and Museum Commission
4
Pittsburgh History & Landmarks Foundation
4
University of Pittsburgh
4
Van Trump, James D. 1908-
4
Allegheny (Pa.)
3
Alzo, Lisa A.
3
Baldwin, Leland Dewitt, 1897-
3
Butler, Elizabeth Beardsley
3
Fitch, John A. 1881-1959
3
McCandless, Wilson, 1810-1882
3
Mitchell, D.
3
Selavan, Ida Cohen
3
Stotz, Charles Morse
3
Welchley, Mark H.
3
Albert E. Deeds Associates
2
Alexander, June Granatir
2
Allegheny (Pa.) Committee on Public Library
2
Allegheny (Pa.) Third Ward School
2
Allegheny Cemetery (Pittsburgh)
2
Allegheny Cemetery (Pittsburgh, Pa.)
2
Allegheny County (Pa.)
2
Allegheny County (Pa.) Fire Marshal
2
American Window Glass Company
2
Aurand, Martin
2
Åkerman, Rich. 1837-1922
2
Badali, William A.
2
Beachy, Sharon L. D.
2
Board of Trade of Pittsburgh (Pittsburgh, Pa.)
2
Buhl Foundation
2
Burgoyne, Arthur Gordon, -1914
2
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