Disturnell, J. (1875). Sectional map of the copper, iron and silver region of Lake Superior: Embracing the counties of Marquette, Houghton, Baraga, Keweenaw, Ontonagon, Isle Royale, and parts of Delta, Menominee & Schoolcraft. J. Disturnell.
Chicago Style (17th ed.) CitationDisturnell, John. Sectional Map of the Copper, Iron and Silver Region of Lake Superior: Embracing the Counties of Marquette, Houghton, Baraga, Keweenaw, Ontonagon, Isle Royale, and Parts of Delta, Menominee & Schoolcraft. Philadelphia: J. Disturnell, 1875.
MLA (9th ed.) CitationDisturnell, John. Sectional Map of the Copper, Iron and Silver Region of Lake Superior: Embracing the Counties of Marquette, Houghton, Baraga, Keweenaw, Ontonagon, Isle Royale, and Parts of Delta, Menominee & Schoolcraft. J. Disturnell, 1875.