LC Subject Heading: Slate quarrying
Item 9085
Mayfield Slate Quarry, Skowhegan, ca. 1865
Contributed by: Skowhegan History House Date: circa 1865 Location: Skowhegan Media: Stereograph
Item 78775
Visitors at the Monson Slate Works Quarry, ca. 1880
Contributed by: Monson Historical Society Date: circa 1880 Location: Monson Media: Photographic print