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- Arcadia Publishing 2 results
- Armstrong, Agnes 1 results
- Arrigale, Lawrence M. 1 results
- Bair, Patrice Summa 1 results
- Becher, Drew 1 results
- Central Electric Railfans' Association 1 results
- Chance, Janet (Janet K.) 1 results
- Crane, Tom 1 results
- Cross, M. H. (Michael Hurley), 1833-1897 1 results
- DeGraw, Ronald, 1942-2006, 1 results
- DeLorenzo, Amanda J. 1 results
- Dickson, Carl 1 results
- Drummond, Robert Rutherford 1 results
- Elliott, Joseph E. B., 1 results
- Evans, Janet 1 results
- Flint, Edward W. 1 results
- Franek, Mark 1 results
- Friends Council on Education (Philadelphia, Pa.) 1 results
- Fuller, David R. 1 results
- Glantz, Joseph 1 results
- Glück, Sebastian M. 1 results
- Gunther, Steve 1 results
- Hahner, David P. 1 results
- Hildebrandt, Rachel 1 results
- Historical Society of Tacony 1 results
- Hubbert-Kemper, Ruthann 1 results
- Iatarola, Louis M. 1 results
- Iatarola, Lynn-Carmela T. 1 results
- Keels, Thomas H. 1 results
- Lemheney, Sam 1 results
- Lewis, James, 1944- 1 results
- Maitland, Rollo F., 1884-1953 1 results
- Marchesano, Paul R. 1 results
- Miller-Lanning, Darlene 1 results
- Morgan, Irvin J. 1 results
- Nickels, Thom, 1 results
- Old York Road Historical Society 1 results
- Oliver, Henry K. (Henry Kemble), 1800-1885 1 results
- Owen, Barbara 1 results
- Pennsylvania Horticultural Society 1 results
- Pennsylvania. Capitol Preservation Committee 1 results
- Petty, Bynum, 1943- 1 results
- Pezzati, Alessandro 1 results
- Pinel, Stephen L. 1 results
- Popkin, Nathaniel R., 1 results
- Poxon, Marita Krivda 1 results
- Russell, Alexander, 1880-1953 1 results
- Ruth, Phil Johnson 1 results
- Sebree, G. Mac (George Mac), 1932-2010, 1 results
- Smith, Rollin 1 results more…