1918 Hog Island Concrete ship construction building in pairs Philadelphia, Pennsylvania,


Hog Island in Philadelphia, Pennsylvania, was the first shipyard ever built for mass production of ships from fabricated parts and sub-assemblies, produced at dozens of subcontractors. It had 50 shipways, seven wet docks and a holding basin.


Size: 2808px × 3886px
Photo credit: © SOTK2011 / Alamy / Afripics
License: Royalty Free
Model Released: No

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