Merino

1951

1:24k

Merino

1951

1:24k

Merino

1951

1:24k

Fort Morgan

1980

1:100k

Sterling

1958

1:250k

Sterling

1954

1:250k

Sterling

1954

1:250k

Sterling

1954

1:250k

Nebraska.

1948

Rand McNalley & Company

1:1m

From Santa Fe Crossing to Coo-che-to-pa Pass.

1861

Gunnison, J.W.

1:760k