Author
- Ancestry.com Incorporated 1 results
- Barnes Foundation 1 results
- Broderbund Software 1 results
- Br¿derbund 1 results
- Brøderbund 6 results
- Burnette, Margaret 1 results
- Corbis Corporation 1 results
- Dodge, Clifford H. 2 results
- Dzombak, William C. 1 results
- Egle, William Henry, 1830-1901 1 results
- Family Line Publications 1 results
- Fleeger, Gary M. (Gary Mark) 1 results
- Free Library of Philadelphia Microforms and Newspapers Department 1 results
- Free Library of Philadelphia Microforms and Newspapers Dept 1 results
- Genealogical Publishing Co 2 results
- Geological Survey of Pennsylvania 4 results
- Gregutt, Paul 1 results
- Gross, Jennifer 2 results
- Harrison, Kristine M. 1 results
- Howe, Dana Dunbar 2 results
- Humphrey, John T. 1 results
- Learning Company 1 results
- Learning Company (Firm) 1 results
- MacInnes, Sharon Cook 1 results
- McElroy, Thomas A. 1 results
- Millisecond Publishing Company 1 results
- Moore, Michael E. 1 results
- Olena, Ben F. 1 results
- Pasqualini, Bernard F. 2 results
- Pennsylvania Land Trust Association 1 results
- Pennsylvania. Bureau of State Parks 1 results
- Pennsylvania. Department of Conservation and Natural Resources 4 results
- Philadelphia Orthopaedic Society (Pa.) 1 results
- Ragan, Diane 1 results
- Reading Area Community College (Reading, Pa.) 1 results
- Ruppert, Estelle 1 results
- Shaulis, James R. 1 results
- Wong, Curtis G. 1 results