Duke

1971

1:24k

Altus

1985

1:100k

Altus

1985

1:100k

Lawton

1955

1:250k

Lawton

1955

1:250k

Lawton

1955

1:250k

Lawton

1955

1:250k

Karte der Quellgebiete der Flüsse Wichita, Brazos, Colorado &c im innern von Nord-Amerika

1859

Petermann, August

Indian Territory.

1890

Mitchell, Samuel Augustus

1:1m

Indian Territory.

1886

Mitchell, Samuel Augustus

1:1m