No. 6A: Relief map of Chihuahua

1922

Mexico. Direccion de Estudios Geográficos y Climatologicos

Chihuahua.

1858

Garcia Cubas, Antonio, 1832-1912

1:2m

Chihuahua.

1886

Garcia Cubas, Antonio, 1832-1912

1:2m

Sinaloa.

1858

Garcia Cubas, Antonio, 1832-1912

1:2m

Chihuahua.

1899

Garcia Cubas, Antonio, 1832-1912

1:5m

Partie du Mexique. Amer. Sep. 59.

1827

Vandermaelen, Philippe, 1795-1869

1:2m

Texas W portion.

1874

Asher & Adams

1:1m

Texas, Western Portion.

1875

Asher & Adams

1:1m

Texas (western portion).

1889

Cram, George

1:2m

Western Half of Texas.

1901

Cram, George

1:2m