History of North Adams, Ma. 1749-1885 W.F. Spear. Hoosac Valley News Printing House, 1895. The Marble-Workers' Manual 1856 External links Natural Bridge State Park Department of Conservation and Recreation North Adams, Massachusetts State parks of Massachusetts Massachusetts natural resources Natural arches of Massachusetts Landforms of Berkshire County, Massachusetts Parks in Berkshire County, Massachusetts Protected areas established in 1985 1985 establishments in Massachusetts