Michigan Department of Transportation (April 23, 2006). National Highway System, Michigan(PDF) (Map). Lansing: Michigan Department of Transportation. Retrieved October 7, 2008.
Michigan State Highway Department & Rand McNally (December 15, 1936). Official Michigan Highway Map (Map) (Winter ed.). [c. 1:850,000]. Lansing: Michigan State Highway Department. §§ I9–I10. OCLC12701143, 317396365. Retrieved October 17, 2019 – via Michigan History Center.
Michigan State Highway Department & Rand McNally (December 1, 1938). Official Michigan Highway Map (Map) (Winter ed.). [c. 1:850,000]. Lansing: Michigan State Highway Department. §§ I9–I10. OCLC12701143. Retrieved October 17, 2019 – via Michigan History Center.
Michigan State Highway Department (July 1, 1948). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. §§ I8–I9. OCLC12701120. Retrieved October 17, 2019 – via Michigan History Center.
Michigan State Highway Department (October 1, 1953). Official Highway Map (Map). Scale not given. Lansing: Michigan State Highway Department. Saginaw inset. OCLC12701120. Retrieved October 17, 2019 – via Michigan History Center.
Michigan State Highway Department (April 1, 1957). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. § K12. OCLC12701120. Retrieved October 17, 2019 – via Michigan History Center.
Michigan State Highway Department (1958). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. § I9. OCLC12701120, 51856742. Retrieved October 17, 2019 – via Michigan History Center. (Includes all changes through July 1, 1958)
Michigan State Highway Department (1960). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. § I9. OCLC12701120, 81552576. Retrieved October 17, 2019 – via Michigan History Center. (Includes all changes through July 1, 1960)
Michigan State Highway Department (1961). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. §§ I10–K12. OCLC12701120, 51857665. Retrieved October 17, 2019 – via Michigan History Center. (Includes all changes through July 1, 1961)
Michigan State Highway Department (1962). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. § K12. 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. § K12. OCLC12701120. Retrieved October 17, 2019 – via Michigan History Center.
Michigan Department of State Highways and Transportation (1976). Michigan, Great Lake State: Official Transportation Map (Map) (1976–1977 ed.). c. 1:918,720. Lansing: Michigan Department of State Highways and Transportation. § I9. OCLC12701177. Retrieved October 17, 2019 – via Michigan History Center.
Michigan Department of Transportation (1986). Yes Michigan: Official Transportation Map (Map). c. 1:918,720. Lansing: Michigan Department of Transportation. §§ J11–M13. OCLC12701177. Retrieved October 17, 2019 – via Michigan History Center.
Michigan Department of Transportation (1987). Yes Michigan: Official Transportation Map (Map). c. 1:918,720. Lansing: Michigan Department of Transportation. §§ J11–M13. OCLC12701177. Retrieved October 17, 2019 – via Michigan History Center.
Michigan Department of Transportation (1999). Michigan Department of Transportation Map (Map). c. 1:918,720. Lansing: Michigan Department of Transportation. § I7. OCLC42778335, 55974644. Retrieved October 17, 2019 – via Michigan History Center.
Chavez, Art (2003). SS Badger: The Lake Michigan Car Ferry. Images of America. Charleston, SC: Arcadia Publishing. pp. 89–91. ISBN0-7385-2304-6. OCLC52301316.
Michigan State Highway Department & Rand McNally (September 1, 1934). Official Michigan Highway Map (Map). [c. 1:850,000]. Lansing: Michigan State Highway Department. § J11. OCLC12701143.
Michigan State Highway Department & Rand McNally (December 1, 1938). Official Michigan Highway Map (Map) (Winter ed.). [c. 1:850,000]. Lansing: Michigan State Highway Department. §§ I9–I10. OCLC12701143. Retrieved October 17, 2019 – via Michigan History Center.
Michigan State Highway Department & Rand McNally (June 1, 1942). Official Michigan Highway Map (Map) (Summer ed.). [c. 1:850,000]. Lansing: Michigan State Highway Department. § K12. OCLC12701143.
Michigan State Highway Department (July 1, 1948). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. §§ I8–I9. OCLC12701120. Retrieved October 17, 2019 – via Michigan History Center.
Michigan State Highway Department (October 1, 1953). Official Highway Map (Map). Scale not given. Lansing: Michigan State Highway Department. Saginaw inset. OCLC12701120. Retrieved October 17, 2019 – via Michigan History Center.
Michigan State Highway Department (April 1, 1957). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. § K12. OCLC12701120. 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. § K12. OCLC12701120. Retrieved October 17, 2019 – via Michigan History Center.
Michigan Department of State Highways (1970). Michigan, Great Lake State: Official Highway Map (Map). c. 1:158,400. Lansing: Michigan Department of State Highways. Detroit and Vicinity inset. §§ A6–E9. OCLC12701120.
Michigan Department of State Highways and Transportation (1976). Michigan, Great Lake State: Official Transportation Map (Map) (1976–1977 ed.). c. 1:918,720. Lansing: Michigan Department of State Highways and Transportation. § I9. OCLC12701177. Retrieved October 17, 2019 – via Michigan History Center.
Michigan Department of Transportation (1986). Yes Michigan: Official Transportation Map (Map). c. 1:918,720. Lansing: Michigan Department of Transportation. §§ J11–M13. OCLC12701177. Retrieved October 17, 2019 – via Michigan History Center.
Michigan Department of Transportation (1987). Yes Michigan: Official Transportation Map (Map). c. 1:918,720. Lansing: Michigan Department of Transportation. §§ J11–M13. OCLC12701177. Retrieved October 17, 2019 – via Michigan History Center.
Michigan Department of Transportation (1998). Michigan Department of Transportation Map (Map). c. 1:918,720. Lansing: Michigan Department of Transportation. § I7. OCLC42778335.
worldcat.org
Michigan Department of Transportation (2011). Pure Michigan: State Transportation Map (Map). c. 1:975,000. Lansing: Michigan Department of Transportation. §§ I7–J12, D12. OCLC42778335, 786008212.
Michigan State Highway Department (December 1, 1927). Official Highway Service Map (Map). [c. 1:810,000]. Lansing: Michigan State Highway Department. OCLC12701195, 79754957.
Michigan State Highway Department (May 1, 1929). Official Highway Service Map (Map). [c. 1:810,000]. Lansing: Michigan State Highway Department. OCLC12701195, 79754957.
Michigan State Highway Department & Rand McNally (December 15, 1936). Official Michigan Highway Map (Map) (Winter ed.). [c. 1:850,000]. Lansing: Michigan State Highway Department. §§ I9–I10. OCLC12701143, 317396365. Retrieved October 17, 2019 – via Michigan History Center.
Michigan State Highway Department (October 1, 1957). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. § K12. OCLC12701120, 367386492.
Michigan State Highway Department (1958). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. § I9. OCLC12701120, 51856742. Retrieved October 17, 2019 – via Michigan History Center. (Includes all changes through July 1, 1958)
Michigan State Highway Department (1960). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. § I9. OCLC12701120, 81552576. Retrieved October 17, 2019 – via Michigan History Center. (Includes all changes through July 1, 1960)
Michigan State Highway Department (1961). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. §§ I10–K12. OCLC12701120, 51857665. Retrieved October 17, 2019 – via Michigan History Center. (Includes all changes through July 1, 1961)
Michigan State Highway Department (1962). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. § K12. OCLC12701120, 173191490. Retrieved October 17, 2019 – via Michigan History Center.
Michigan Department of State Highways (1971). Michigan, Great Lake State: Official Highway Map (Map). c. 1:158,400. Lansing: Michigan Department of State Highways. Detroit and Vicinity inset. §§ A6–E9. OCLC12701120, 77960415.
Michigan Department of Transportation (1999). Michigan Department of Transportation Map (Map). c. 1:918,720. Lansing: Michigan Department of Transportation. § I7. OCLC42778335, 55974644. Retrieved October 17, 2019 – via Michigan History Center.