Isle Royale, Michigan.

1936

Upper Peninsula Development Bureau

Lake Superior Including Isle Royale Michigan

1946

U.S. Lake Survey

1:120k

North West Coast Oflake Superior From Grand Portage Bay to Great Shaganash Islands Including Isle Royal Michigan

1905

U.S. Lake Survey

1:120k

Nautical Chart of Isle Royal, Lake Superior

1871

Corps of Engineers

1:30k

North Coast of Lake Superior From Grand Portage Bay to Hawk Islet Including Isle Royale

1880

US NAVY HYDROGRAPHIC OFFICE

1:213k

Keweenaw County, Michigan.

1936

Upper Peninsula Development Bureau

Upper Peninsula, scale six miles to an inch, Isle Royale (and Keweenaw Co.)

1873

Walling, H. F.

1:380k

Copper Country - Keweenaw Land, Michigan. Gateway to Isle Royale.

1936

Upper Peninsula Development Bureau

Lake Superior - General

1973

NOS Lake Survey Center

1:600k

Lake Superior - General

1973

NOS Lake Survey Center

1:600k