Title: 1851-04-02 MACKINAC MICH--V3--MACKINAC CO.--WINTER INLAND ROUTE SOUTH TO DETROIT (VERY LIGHT RED DOUBLE OVAL UPPER RIGHT) AND 10 RATE FORWARDED NORTH THROUGH SAGINAW ON ROUTE 3765--------VERY INTERESTING-----------1 pg--COURTESY OF A MICHIGAN 3 COLLECTOR Item ID: E0-32334 View Map