Schoolcraft County, Michigan.

1936

Upper Peninsula Development Bureau

Upper Peninsula, scale six miles to an inch (Schoolcraft County)

1873

Walling, H. F.

1:380k

Alger County, Michigan.

1936

Upper Peninsula Development Bureau

Upper Peninsula, scale six miles to an inch (Delta County)

1873

Walling, H. F.

1:380k

Delta County, Michigan.

1936

Upper Peninsula Development Bureau

Preliminary Chart of Part of Lake Superior

1878

U.S. Lake Survey

1:400k

Michigan (Northern Part).

1948

Hammond, C.S.

1:1m

Michigan (Southern Part).

1948

Hammond, C.S.

1:1m

Michigan.

1886

Colton, G.W.

1:950k

Shell Highway Map of Michigan (northern portion).

1956

Shell Oil Company

1:887k