Ohio Highway Map (Map). Cartography by ODOH. Ohio Department of Highways. 1945. § H3. Archived from the original(MrSID) on December 11, 2013. Retrieved July 31, 2011.
Ohio Highway Map (Map). Cartography by ODOH. Ohio Department of Highways. 1946. § H3-4. Archived from the original(MrSID) on November 5, 2013. Retrieved July 31, 2011.
Official Ohio Highway Map (Map). Cartography by ODOH. Ohio Department of Highways. 1969. § H3. Archived from the original(MrSID) on October 12, 2013. Retrieved July 31, 2011.
Official Ohio Highway Map (Map). Cartography by ODOH. Ohio Department of Highways. 1971. § H3. Archived from the original(MrSID) on October 12, 2013. Retrieved July 31, 2011.
Official Ohio Highway Map (Map). Cartography by ODOT. Ohio Department of Transportation. 1973. § H3. Archived from the original(MrSID) on December 2, 2013. Retrieved August 28, 2013.
Ohio Highway Map (Map). Cartography by ODOH. Ohio Department of Highways. 1945. § H3. Archived from the original(MrSID) on December 11, 2013. Retrieved July 31, 2011.
Ohio Highway Map (Map). Cartography by ODOH. Ohio Department of Highways. 1946. § H3-4. Archived from the original(MrSID) on November 5, 2013. Retrieved July 31, 2011.
Official Ohio Highway Map (Map). Cartography by ODOH. Ohio Department of Highways. 1969. § H3. Archived from the original(MrSID) on October 12, 2013. Retrieved July 31, 2011.
Official Ohio Highway Map (Map). Cartography by ODOH. Ohio Department of Highways. 1971. § H3. Archived from the original(MrSID) on October 12, 2013. Retrieved July 31, 2011.
Official Ohio Highway Map (Map). Cartography by ODOT. Ohio Department of Transportation. 1973. § H3. Archived from the original(MrSID) on December 2, 2013. Retrieved August 28, 2013.