Absarokee

1955

1:24k

Absarokee

1955

1:24k

Stillwater

1892

1:125k

Stillwater

1892

1:125k

Stillwater

1892

1:125k

Stillwater

1892

1:125k

Billings

1958

1:250k

Billings

1954

1:250k

Billings

1954

1:250k

Parts of Idaho, Montana and Wyoming territories

1871

Geological Survey of the Territories (U.S.)

1:634k