Union Iron Works
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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 ninete
Union Iron Works at Pier 70, 1918
Company logo, 1906
USS Oregon at a dry dock in Bremerton, Washington, 1896
Congressional candidate William J. Wynn addresses a meeting of Union Iron Works employees, October 7, 1904
Potrero Point
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Potrero Point is an area in San Francisco, California, east of San Francisco's Potrero Hill neighborhood. Potrero Point was an early San Francisco industrial area. The Point started as small natural l
Union Iron Works
…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. Peter Donohue, an Irish immigrant, founded Union Brass & Iron…
Carving the east side of Potrero Hill for a railroad line in 1870
Bethlehem Steel's Administration building in Potrero Point
Claus Spreckels Sugar Factory in Potrero Point in 1881