Michigan Department of Transportation (April 23, 2006). National Highway System, Michigan(PDF) (Map). Scale not given. Lansing: Michigan Department of Transportation. Archived from the original(PDF) on August 20, 2008. Retrieved October 7, 2008.
Michigan Department of Transportation (April 2009). Michigan's Railroad System(PDF) (Map). Lansing: Michigan Department of Transportation. Retrieved September 14, 2010.
Michigan State Highway Department (July 1, 1919). State of Michigan (Map). Scale not given. Lansing: Michigan State Highway Department. Lower Peninsula sheet. OCLC15607244. Retrieved October 17, 2019 – via Michigan History Center.
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. OCLC12701143, 317396365. Retrieved October 17, 2019 – via Michigan History Center.
Michigan State Highway Department & Rand McNally (May 15, 1937). Official Michigan Highway Map (Map) (Summer ed.). [c. 1:850,000]. Lansing: Michigan State Highway Department. § I9. OCLC12701143. Retrieved October 17, 2019 – via Michigan History Center.
Michigan State Highway Department & Rand McNally (July 15, 1940). Official Michigan Highway Map (Map) (Summer ed.). [c. 1:850,000]. Lansing: Michigan State Highway Department. §§ H8–G9. 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. § 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. Grand Rapids inset. OCLC12701120. Retrieved October 17, 2019 – via Michigan History Center.
Michigan State Highway Department (October 1, 1953). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. § H9. OCLC12701120. Retrieved October 17, 2019 – via Michigan History Center.
Michigan State Highway Department (1962). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. § K9. 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. § K9. OCLC12701120. Retrieved October 17, 2019 – via Michigan History Center.
Michigan State Highway Department (1962). Official Highway Map (Map). Scale not given. Lansing: Michigan State Highway Department. Grand Rapids inset. OCLC12701120, 173191490. Retrieved October 17, 2019 – via Michigan History Center.
Michigan State Highway Department (1963). Official Highway Map (Map). Scale not given. Lansing: Michigan State Highway Department. Grand Rapids inset. OCLC12701120. Retrieved October 17, 2019 – via Michigan History Center.
Michigan Department of Transportation (April 23, 2006). National Highway System, Michigan(PDF) (Map). Scale not given. Lansing: Michigan Department of Transportation. Archived from the original(PDF) on August 20, 2008. Retrieved October 7, 2008.
Michigan State Highway Department (July 1, 1919). State of Michigan (Map). Scale not given. Lansing: Michigan State Highway Department. Lower Peninsula sheet. OCLC15607244. Retrieved October 17, 2019 – via Michigan History Center.
*Mason, Philip P. (1959). Michigan Highways: From Indian Trails to Expressways. Ann Arbor, MI: Braun-Brumfield. p. 18. OCLC23314983.
Michigan State Highway Department & Rand McNally (May 15, 1937). Official Michigan Highway Map (Map) (Summer ed.). [c. 1:850,000]. Lansing: Michigan State Highway Department. § I9. OCLC12701143. Retrieved October 17, 2019 – via Michigan History Center.
Michigan State Highway Department & Rand McNally (July 15, 1940). Official Michigan Highway Map (Map) (Summer ed.). [c. 1:850,000]. Lansing: Michigan State Highway Department. §§ H8–G9. OCLC12701143. Retrieved October 17, 2019 – via Michigan History Center.
Michigan State Highway Department & Rand McNally (December 1, 1940). Official Michigan Highway Map (Map) (Winter ed.). [c. 1:850,000]. Lansing: Michigan State Highway Department. §§ H8–G9. OCLC12701143.
Michigan State Highway Department & Rand McNally (March 21, 1941). Official Michigan Highway Map (Map) (Spring ed.). [c. 1:850,000]. Lansing: Michigan State Highway Department. § I9. OCLC12701143.
Michigan State Highway Department (October 1, 1945). Official Highway Map of Michigan (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. § I9. OCLC554645076.
Michigan State Highway Department (April 15, 1948). Michigan Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. § I9. OCLC12701120.
Michigan State Highway Department (July 1, 1948). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. § I9. OCLC12701120. Retrieved October 17, 2019 – via Michigan History Center.
Michigan State Highway Department (July 1, 1949). Michigan Official Highway Map (Map). Scale not given. Lansing: Michigan State Highway Department. Grand Rapids inset. OCLC12701120.
Michigan State Highway Department (April 15, 1950). Michigan Official Highway Map (Map). Scale not given. Lansing: Michigan State Highway Department. Grand Rapids inset. OCLC12701120.
Michigan State Highway Department (April 15, 1953). Official Highway Map (Map). Scale not given. Lansing: Michigan State Highway Department. Grand Rapids inset. OCLC12701120.
Michigan State Highway Department (October 1, 1953). Official Highway Map (Map). Scale not given. Lansing: Michigan State Highway Department. Grand Rapids inset. OCLC12701120. Retrieved October 17, 2019 – via Michigan History Center.
Michigan State Highway Department (April 15, 1953). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. § H9. OCLC12701120.
Michigan State Highway Department (October 1, 1953). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. § H9. 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. § K9. OCLC12701120. Retrieved October 17, 2019 – via Michigan History Center.
Michigan State Highway Department (1963). Official Highway Map (Map). Scale not given. Lansing: Michigan State Highway Department. Grand Rapids inset. OCLC12701120. Retrieved October 17, 2019 – via Michigan History Center.
Michigan Department of State Highways (1970). Michigan, Great Lake State: Official Highway Map (Map). c. 1:190,080. Lansing: Michigan Department of State Highways. Grand Rapids inset. OCLC12701120.
Michigan Department of State Highways and Transportation (1978). Michigan, Great Lake State: Official Transportation Map (Map) (1978–1979 ed.). c. 1:190,080. Lansing: Michigan Department of State Highways and Transportation. Grand Rapids inset. OCLC12701177.
Michigan Department of Transportation (2016). Pure Michigan: State Transportation Map (Map). c. 1:221,760. Lansing: Michigan Department of Transportation. Battle Creek inset. OCLC951112618.
worldcat.org
Michigan Department of Transportation (2010). Uniquely Michigan: Official Department of Transportation Map (Map). c. 1:975,000. Lansing: Michigan Department of Transportation. §§ F9–M10. OCLC42778335, 639960603.
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. OCLC12701143, 317396365. Retrieved October 17, 2019 – via Michigan History Center.
Michigan State Highway Department (1962). Official Highway Map (Map). [c. 1:918,720]. Lansing: Michigan State Highway Department. § K9. OCLC12701120, 173191490. Retrieved October 17, 2019 – via Michigan History Center.
Michigan State Highway Department (1962). Official Highway Map (Map). Scale not given. Lansing: Michigan State Highway Department. Grand Rapids inset. OCLC12701120, 173191490. Retrieved October 17, 2019 – via Michigan History Center.
Michigan Department of Transportation (2015). Pure Michigan: State Transportation Map (Map). c. 1:221,760. Lansing: Michigan Department of Transportation. Battle Creek inset. OCLC42778335, 900162490.