Michigan Department of State Highways & H.M. Gousha. Michigan, Great Lake State: Official Highway Map (地图). c. 1:918,720. Lansing: Michigan Department of State Highways. Grand Rapids inset. 1969 [2020-10-02]. OCLC 12701120. (原始内容存档于2019-10-18) –通过Michigan History Center.
Michigan Department of State Highways and Transportation. Michigan, Great Lake State: Official Transportation Map (地图) 1978–1979. c. 1:918,720. Lansing: Michigan Department of State Highways and Transportation. Grand Rapids inset. 1979 [2020-10-02]. OCLC 12701177. (原始内容存档于2019-10-18) –通过Michigan History Center.
Michigan Department of Transportation; Michigan Center for Shared Solutions and Technology Partnerships. MDOT Physical Reference Finder Application (地图). Michigan Department of Transportation. 2009 [2020-09-16]. (原始内容存档于2020-12-16).
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Michigan Department of Transportation; Michigan Center for Shared Solutions and Technology Partnerships. MDOT Physical Reference Finder Application (地图). Michigan Department of Transportation. 2009 [2020-09-16]. (原始内容存档于2020-12-16).
Michigan Department of State Highways & H.M. Gousha. Michigan, Great Lake State: Official Highway Map (地图). c. 1:918,720. Lansing: Michigan Department of State Highways. Grand Rapids inset. 1969 [2020-10-02]. OCLC 12701120. (原始内容存档于2019-10-18) –通过Michigan History Center.
Michigan Department of State Highways and Transportation. Michigan, Great Lake State: Official Transportation Map (地图) 1978–1979. c. 1:918,720. Lansing: Michigan Department of State Highways and Transportation. Grand Rapids inset. 1979 [2020-10-02]. OCLC 12701177. (原始内容存档于2019-10-18) –通过Michigan History Center.
Driver's Boon: Int. 296 Opening Finishes City Freeway, Links Kalamazoo, Muskegon. The Grand Rapids Press. 1962-12-17: A1. OCLC 9975013.
Michigan Department of Transportation. Pure Michigan: State Transportation Map (地图). c. 1:975,000. Lansing: Michigan Department of Transportation. Grand Rapids inset. 2013. OCLC42778335、861227559.
Bureau of Public Roads. Grand Rapids (地图). General Location of National System of Interstate Highways Including All Additional Routes at Urban Areas Designated in September 1955. Scale not given. Washington, DC: Government Printing Office: 43. 1955-09. OCLC 4165975.
Michigan Department of State Highways & H.M. Gousha. Michigan, Great Lake State: Official Highway Map (地图). c. 1:918,720. Lansing: Michigan Department of State Highways. Grand Rapids inset. 1969 [2020-10-02]. OCLC 12701120. (原始内容存档于2019-10-18) –通过Michigan History Center.
Michigan Department of State Highways. Michigan, Great Lake State: Official Highway Map (地图). c. 1:918,720. Lansing: Michigan Department of State Highways. Grand Rapids inset. 1970. OCLC 12701120.
Michigan Department of State Highways and Transportation. Michigan, Great Lake State: Official Transportation Map (地图) 1978–1979. c. 1:918,720. Lansing: Michigan Department of State Highways and Transportation. Grand Rapids inset. 1979 [2020-10-02]. OCLC 12701177. (原始内容存档于2019-10-18) –通过Michigan History Center.
Michigan Department of Transportation. Michigan, Great Lake State: Official Transportation Map (地图) 1980–1981. c. 1:918,720. Lansing: Michigan Department of Transportation. Grand Rapids inset. 1980. OCLC12701177、606211521.
Kent County Road Commission & REGIS Agency. Official Road Map (地图). 1:95,040. Grand Rapids, Michigan: Kent County Road Commission. T7N R12W S12. 2008. OCLC 277273068.