Matches in DBpedia 2014 for { ?s ?p <http://dbpedia.org/resource/Category:Predecessors_of_the_Pennsylvania_Railroad> . }
- Allegheny_Portage_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Allegheny_Valley_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Allegheny_and_Bald_Eagle_Railroad,_Coal_and_Iron_Company subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Bald_Eagle_Valley_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Baltimore_and_Delaware_Bay_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Baltimore_and_Port_Deposit_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Baltimore_and_Susquehanna_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Bellefonte_and_Snowshoe_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Belvidere_Delaware_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Bustleton_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Bustleton_and_Eastern_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Calumet_River_Railway_(Illinois) subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Camden_and_Amboy_Railroad_and_Transportation_Company subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Canandaigua_and_Corning_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Canandaigua_and_Elmira_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Chemung_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Chicago,_St._Louis_and_Pittsburgh_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Chicago_and_Cincinnati_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Chicago_and_Great_Eastern_Railway subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Cincinnati,_Lebanon_and_Northern_Railway subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Cincinnati,_Lebanon_and_Xenia_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Cincinnati,_Logansport_and_Chicago_Railway subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Cincinnati,_Richmond_and_Chicago_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Cincinnati_Railway_Tunnel_Company subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Cincinnati_and_Chicago_Air-Line_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Cincinnati_and_Chicago_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Cincinnati_and_Muskingum_Valley_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Cincinnati_and_Muskingum_Valley_Railway subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Cincinnati_and_Richmond_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Columbia_and_Maryland_Line_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Columbia_and_Port_Deposit_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Columbia_and_Port_Deposit_Railway subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Columbus,_Chicago_and_Indiana_Central_Railway subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Columbus,_Piqua_and_Indiana_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Columbus_and_Indiana_Central_Railway subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Columbus_and_Indianapolis_Central_Railway subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Columbus_and_Indianapolis_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Columbus_and_Xenia_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Cumberland_Valley_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Cumberland_Valley_and_Waynesboro_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Dayton,_Lebanon_and_Cincinnati_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Dayton,_Lebanon_and_Cincinnati_Railroad_and_Terminal_Company subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Dayton,_Lebanon_and_Deerfield_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Dayton,_Springboro,_Lebanon_and_Cincinnati_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Dayton_and_Cincinnati_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Delaware_and_Maryland_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Delaware_and_Pennsylvania_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Delaware_and_Raritan_Canal subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Detroit,_Eel_River_and_Illinois_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Doe_Run_and_White_Clay_Creek_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Eaton_and_Hamilton_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Eel_River_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Elmira,_Canandaigua_and_Niagara_Falls_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Elmira,_Jefferson_and_Canandaigua_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Elmira_and_Lake_Ontario_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Elmira_and_Williamsport_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Engelside_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Erie_and_Pittsburgh_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Fair_Hill_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Farmingdale_and_Squan_Village_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Fort_Wayne_and_Chicago_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Frankford_Creek_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Frankford_and_Holmesburg_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Freehold_and_Jamesburg_Agricultural_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Galena_and_Illinois_River_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Genesee_Valley_Canal_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Genesee_Valley_Terminal_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Grand_Rapids_and_Indiana_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Grand_Rapids_and_Indiana_Railway subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Harrisburg,_Portsmouth,_Mountjoy_and_Lancaster_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Holliday's_Cove_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Indiana_Central_Railway subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Jeffersonville,_Madison_and_Indianapolis_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Jeffersonville_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Junction_Railroad_(Philadelphia) subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Kensington_and_Tacony_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Lewisburg,_Centre_and_Spruce_Creek_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Lewisburg_and_Tyrone_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Lewisburg_and_Tyrone_Railway subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- List_of_Pennsylvania_Railroad_predecessor_railroads subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Little_Miami_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Lorain,_Ashland_and_Southern_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Main_Line_of_Public_Works subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Mansfield,_Coldwater_and_Lake_Michigan_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Mansfield,_Coldwater_and_Lake_Michigan_Railway subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Marion_and_Logansport_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Marion_and_Mississinewa_Valley_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Mercer_and_Somerset_Railway subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Miami_Valley_Narrow_Gauge_Railway subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Miami_Valley_Railway subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Middletown_and_Cincinnati_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Middletown_and_Cincinnati_Railway subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Millstone_and_New_Brunswick_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Monongahela_Valley_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Mont_Alto_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Moshannon_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- Muskegon,_Grand_Rapids_and_Indiana_Railroad subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- New-Castle_and_Frenchtown_Turnpike subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- New_Castle_Turnpike subject Category:Predecessors_of_the_Pennsylvania_Railroad.
- New_Castle_Turnpike_and_Railroad_Company subject Category:Predecessors_of_the_Pennsylvania_Railroad.