M-9 is a former designation of north-south highway in the state of Michigan that runs between Lansing, Hillsdale and the Ohio state line. All of M-9 was redesignated as M-99 in 1939[1].
External links
References
- ^ Bessert, Christopher J. (2006-10-22). Michigan Highways: Highways 90 through 99. Michigan Highways. Retrieved on 2006-11-02.
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