Gogebic County, Michigan.

1936

Upper Peninsula Development Bureau

Ontonagon County, Michigan.

1936

Upper Peninsula Development Bureau

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

1873

Walling, H. F.

1:380k

Copper and Iron District of Lake Superior Michigan

1880

Bolitho, Edwin

Map of Lincoln County.

1878

Snyder, Van Vechten & Co.

1:380k

Wisconsin.

1842

Tanner, Henry S.

1:1m

Wisconsin.

1846

Mitchell, Samuel Augustus

1:1m

Michigan (Northern Part).

1948

Hammond, C.S.

1:1m

Lake Superior - General

1973

NOS Lake Survey Center

1:600k

Lake Superior - General

1973

NOS Lake Survey Center

1:600k