skos:altLabel | - Philadelphia
- shipyard
- naval shipyard
- Navy Yard
- Philadelphia, Pennsylvania
- League Island Navy Yard
- the Navy Yard
- League Island
- U.S. Navy Yard
- Philadelphia_Naval_Shipyard#Atlantic_Reserve_Fleet,_Philadelphia
- League Island Crane
- League Island Naval Yard
- League Island Navy
- Naval Yard Marine Parade Ground
- Navy Yard, Philadelphia
- Philadelphia Naval Base
- Philadelphia Naval Dockyard
- Philadelphia Naval Yard
- Philadelphia Naval Yards
- Philadelphia Navy Yard
- Philadelphia Ship Preservation Guild
- Philadelphia Shipyard
- Naval Inactive Ship Maintenance Facility Philadelphia
- The Navy Yard
- U.S. Naval Yard
- US Naval Ship Yard
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