Plan De L'Embouchure Du Rio Colorado.

1844

Duflot de Mofras, Eugene

Sheet No. 3, Department of Arizona

1876

Ward, J.W.

1:665k

Sonora.

1886

Garcia Cubas, Antonio, 1832-1912

1:2m

Map No. 2 of the El Paso & Fort Yuma Wagon Road.

1858

Campbell, Albert

1:6m

Map Number 2 of the El Paso and Fort Yuma Wagon Road

1858

Department of the Interior

1:600k

Yuma County Municipal Airport : Yuma Arizona : Vicinity map

1951

United States. Air Force

1:500k

Text: Explanatory Data. Salton Sea Sheet. Index Map: Index to Geologic Mapping used in Compilation.

1967

California Division of Mines and Geology

Soil Map of the United States, Section 12. Atlas of American Agriculture.

1931

Marbut, Curtis F.

1:3m

The romantic epochs of Arizona's history parade before us in picturesque array

1939

Mentholatum Company

No. 26A: Relief map of Sonora

1922

Mexico. Direccion de Estudios Geográficos y Climatologicos