Walling, H. F. H. W. M. E. (1860). Topographical map of Ross County, Ohio / from actual surveys under the direction of H.F. Walling. New York : H. F. Walling's Map Establishment, 1860.
Chicago Style (17th ed.) CitationWalling, Henry Francis; H.F. Walling's Map Establishment. Topographical Map of Ross County, Ohio / from Actual Surveys Under the Direction of H.F. Walling. New York : H. F. Walling's Map Establishment, 1860, 1860.
MLA (9th ed.) CitationWalling, Henry Francis; H.F. Walling's Map Establishment. Topographical Map of Ross County, Ohio / from Actual Surveys Under the Direction of H.F. Walling. New York : H. F. Walling's Map Establishment, 1860, 1860.
Warning: These citations may not always be 100% accurate.