Electrolysis, rubber gasket and bolt, from 48-inch insulation joint No. 3, Boylston Street; set July 1904, removed October 1910, Cambridge, Mass., Dec. 1910
Electrolysis, rubber gasket and bolt, from 48-inch insulation joint No. 3, Boylston Street; set July 1904, removed October 1910, Cambridge, Mass., Dec. 1910
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Electrolysis, rubber gasket and bolt, from 48-inch insulation joint No. 3, Boylston Street; set July 1904, removed October 1910, Cambridge, Mass., Dec. 1910