![cover image](https://wikiwandv2-19431.kxcdn.com/_next/image?url=https://upload.wikimedia.org/wikipedia/commons/thumb/4/46/Aerial_view_of_the_Union_Iron_Works%252C_San_Francisco%252C_California_%2528USA%2529%252C_circa_in_1918_%2528NH_42535%2529.jpg/640px-Aerial_view_of_the_Union_Iron_Works%252C_San_Francisco%252C_California_%2528USA%2529%252C_circa_in_1918_%2528NH_42535%2529.jpg&w=640&q=50)
Union Iron Works
San Francisco American shipyard company / From Wikipedia, the free encyclopedia
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Union Iron Works, located in San Francisco, California, on the southeast waterfront, was a central business within the large industrial zone of Potrero Point, for four decades at the end of the nineteenth and beginning of the twentieth centuries.[1]
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