Search for: Title Author Subject Series Call number that begins with: 10 20 30 50 100 per page < Previous 10 Headings Next 10 Headings > Browse Headings # Pennsylvania Federation of Historical Societies 1 Pennsylvania Genealogical Society 1 Pennsylvania. Geological Survey -- SEE: Pennsylvania. Bureau of Topographic and Geologic Survey 1 Pennsylvania German Cultural Heritage Center. 1 Pennsylvania German Folklore Society. 2 SEE ALSO: Pennsylvania-German Society 5 Pennsylvania-German Society 5 SEE ALSO: Pennsylvania German Folklore Society. 2 Pennsylvania. Gettysburg Battle-field Commission. 1 Pennsylvania Heritage Society 1 Pennsylvania Historical and Museum Commission 7 Pennsylvania Historical Association 1 10 20 30 50 100 per page < Previous 10 Headings Next 10 Headings >