ca. 1917-18, photographs of the construction sites, slipways, and workers at Hog Island in Philadelphia. acc. no. 1988.014

Located along the Delaware River and once housing over fifty slipways, Hog Island was the world’s largest shipyard during the First World War. These pictures are a testament to the incredible work that went into these unbelievably immense projects at Hog Island.

From the collections at the J. Welles Henderson Archives and Library at the Independence Seaport Museum.