Map of eastern Michigan showing township and range lines for surveyed areas. Covers area north and west to Saginaw County, and south and east to border.
Risdon, Orange, 1786-1876
Rawdon, Clark & Co.
W 84°22ʹ00ʺ--W 82°23ʹ00ʺ/N 43°59ʹ00ʺ--N 41°35ʹ00ʺ
1:253,440. 4 miles to an inch
Prime meridian: Washington.