Author
Brøderbund
6
Genealogical Publishing Co
2
Gross, Jennifer
2
Howe, Dana Dunbar
2
Ancestry.com Incorporated
1
Barnes Foundation
1
Broderbund Software
1
Br¿derbund
1
Burnette, Margaret
1
Corbis Corporation
1
Egle, William Henry, 1830-1901
1
Family Line Publications
1
Free Library of Philadelphia Microforms and Newspapers Dept
1
Gregutt, Paul
1
Humphrey, John T.
1
Learning Company
1
Learning Company (Firm)
1
Pasqualini, Bernard F.
1
Pennsylvania Land Trust Association
1
Pennsylvania. Bureau of State Parks
1
Pennsylvania. Department of Conservation and Natural Resources
1
Ragan, Diane
1
Ruppert, Estelle
1
Wong, Curtis G.
1