The first USS San Francisco (C-5) was a steel protected cruiser in the United States Navy. She was later named Tahoe and then Yosemite, becoming the third US Navy ship to bear the name Yosemite. She generally resembled her predecessor Newark, with a main armament of twelve 6-inch guns.

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.