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Blair County Genealogical Society
1
Bliss, George S.
2
Bower Lewis Thrower/Architects
1
Bradford County Historical Society (Bradford County, Pa.)
1
Brandywine Valley Association
1
Brown Bros. Auction Gallery (Buckingham, Pa.)
1
Brown, A. F.
1
Brøderbund
1
Bucks County Conservancy
1
Bucks County Genealogical Society
1
Bucks County Historical Society
2
Bucks Media Group (Firm)
1
Business Volunteers for the Arts (Philadelphia, Pa.)
1
Business and Industry in Delaware Valley, U.S.A
1
Cambria County Historical Society
1
Cambria Iron Company
1
Cambria Steel Co
1
Cannstatter Volksfest-Verein (Philadelphia, Pa.)
2
Catell, Henry W., 1862-
1
Catholic Church Diocese of Pittsburgh (Pa.)
1
Catholic Church. Archdiocese of Philadelphia (Pa.)
1
Catholic Church. Diocese of Pittsburgh (Pa.)
1
Catholic Philopatrian Literary Institute (Philadelphia, Pa.)
1
Catholic University of America. Department of Education
1
Catholic University of America. School of Education
1
Cattall, Henry W. 1862-
1
Cattell, Henry W., 1862-
1
Center City Concerned Citizens (Philadelphia, Pa.)
1
Center City District (Philadelphia, Pa.)
2
Center City Proprietors Association (Philadelphia, Pa.)
1
Center City Residents' Association (Philadelphia, Pa.)
2
Central High School (Harrisburg, Pa.)
1
Central High School (Philadelphia, Pa.)
1
Central Labor Union of Philadelphia and Vicinity
1
Central Pennsylvania Genealogical Society
1
Central Philadelphia Development Corporation
1
Central Susquehanna Valley Genealogical Society
1
Centre County (Pa.) Library
1
Centre County Genealogical Society
3
Centre County Genealogical Society. (Pa.)
1
Chandler, Joseph R. 1792-1880
1
Charles Morris Price School of Advertising and Journalism
1
Chaudron, Jean Simon, 1758-1846
1
Chester County Cabinet of Natural Science (West Chester, Pa.)
1
Cheyney University of Pennsylvania
1
Children's Aid Society of Pennsylvania
1
Children's Hospital of Philadelphia (Pa.)
1
Christ Episcopal Church (Pottstown, Pa.)
1
Church of the Advocate (Philadelphia, Pa.)
1
Church of the Covenant (Philadelphia, Pa.)
1
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