Michigan Department of Transportation (2009). Official Department of Transportation Map(PDF) (Map). Lansing: Michigan Department of Transportation. Adrian inset. Archived from the original(PDF) on June 2, 2010. Retrieved February 22, 2010.
Michigan State Highway Department (1962). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. §§ N12. OCLC12701120, 173191490. Retrieved October 17, 2019 – via Michigan History Center.
Michigan State Highway Department (1963). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. § N12. OCLC12701120. Retrieved October 17, 2019 – via Michigan History Center.
Michigan State Highway Department (April 15, 1954). Michigan Water Wonderland: Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. § N12. OCLC12701120. Retrieved October 17, 2019 – via Michigan History Center.
Michigan State Highway Department (1960). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. § M12. OCLC12701120, 81552576. Retrieved October 17, 2019 – via Michigan History Center. (Includes all changes through July 1, 1960)
Michigan Department of Transportation (2009). Official Department of Transportation Map(PDF) (Map). Lansing: Michigan Department of Transportation. Adrian inset. Archived from the original(PDF) on June 2, 2010. Retrieved February 22, 2010.
Michigan Department of Transportation (2009). Michigan: Official Department of Transportation Map (Map). c. 1:975,000. Lansing: Michigan Department of Transportation. §§ J11–N12. OCLC42778335.
Michigan State Highway Department (1963). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. § N12. OCLC12701120. Retrieved October 17, 2019 – via Michigan History Center.
Michigan State Highway Department (April 15, 1954). Michigan Water Wonderland: Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. § N12. OCLC12701120. Retrieved October 17, 2019 – via Michigan History Center.
Michigan State Highway Department (October 1, 1954). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. § N12. OCLC12701120.
Michigan Department of State Highways (1970). Michigan, Great Lake State: Official Highway Map (Map). c. 1:918,720. Lansing: Michigan Department of State Highways. §§ K11–L11. OCLC12701120.
worldcat.org
Michigan State Highway Department (1962). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. §§ N12. OCLC12701120, 173191490. Retrieved October 17, 2019 – via Michigan History Center.
Michigan State Highway Department (1960). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. § M12. OCLC12701120, 81552576. Retrieved October 17, 2019 – via Michigan History Center. (Includes all changes through July 1, 1960)