Other
- Historical Society of Pennsylvania 32 results
- Sons of the Revolution. Pennsylvania Society 14 results
- Philadelphia County Medical Society 12 results
- Pennsylvania Historical and Museum Commission 7 results
- Berks County Medical Society (Pa.) 6 results
- Medical Society of the State of Pennsylvania 6 results
- Pennsylvania Horticultural Society (Philadelphia) 6 results
- German Society of Pennsylvania 5 results
- Pennsylvania Association of Dental Surgeons 5 results
- Pennsylvania Federation of Historical Societies 5 results
- Cannstatter Volksfest-Verein (Philadelphia, Pa.) 4 results
- College of Physicians of Philadelphia 4 results
- De Schweinitz, G. E. (George Edmund), 1858-1938 4 results
- Monroe County Historical Society (Pa.) 4 results
- National Society of the Colonial Dames of America in the Commonwealth of Pennsylvania 4 results
- Pennsylvania Tuberculosis Society 4 results
- Pennsylvania-German Society 4 results
- Philadelphia Record 4 results
- Sons of the Revolution Pennsylvania Spciety 4 results
- Welcome Society of Pennsylvania 4 results
- Friendly Sons of St. Patrick 3 results
- Grand Army of the Republic. Department of Pennsylvania 3 results
- Kent, Donald H. 3 results
- Pennsylvania Federation of Museums and Historical Organizations 3 results
- Pennsylvania German Folklore Society 3 results
- Ramey, Brian 3 results
- St. Andrew's Society of Philadelphia 3 results
- American Catholic Historical Society of Philadelphia 2 results
- Art Club of Philadelphia 2 results
- Carey, Mathew, 1760-1839 2 results
- Central Medical Society of Pennsylvania 2 results
- Citizens' Law and Order League of Pennsylvania 2 results
- Communist Party of the United States of America (Eastern Pennsylvania) Research and Legislative Committee 2 results
- Crawford County Historical Society (Meadville, Pa.) 2 results
- Delaware County Institute of Science (Media, Pa.) 2 results
- Dickinson College. Belles Lettres Society 2 results
- Donegal Society (Philadelphia, Pa.) 2 results
- Duquesne University. Tamburitzans Institute of Folk Arts 2 results
- Ethnic Heritage Affairs Institute 2 results
- Farmers' Club of Pennsylvania 2 results
- Historical Society of York County (York, Pa.) 2 results
- John James Audubon Center at Mill Grove 2 results
- Lancaster City & County Medical Society 2 results
- Lancaster Mennonite Historical Society 2 results
- Lehigh County Agricultural Society, Allentown, Pa 2 results
- Lithuanian Music Hall Association (Philadelphia, Pa.) 2 results
- Methodist Episcopal Church Conferences Pittsburgh 2 results
- Montgomery County Medical Society (Pa.) 2 results
- Nead, Benjamin Matthias 2 results
- Peltier, Eugene 2 results more…