Metsker's map of Imperial County, California

1942

Chas. F. Metsker

1:127k

Reconnaissance map of the Salton Sink, California

1906

E.M. Douglas; R.B. Marshall; W. Carvel Hall

1:500k

Reconnaissance map of the Salton Sink, California

1908

E.M. Douglas

1:500k

A Hysterical map of Palm Springs thru the desert country to old Mehiko

1948

Lindgren Brothers

Land Use Classification of Riverside County, California

1939

University of California Agricultural Extension Service.; United States. Department of Agriculture.; United States. Bureau of Agricultural Economics.

1:312k

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

1858

Campbell, Albert

1:6m

Southern California Highway Map.

1938

Thomas Brothers

1:1m

Ride The Roads To Romance along the Golden Coast.

1952

Roads To Romance Assn, Inc.

1935 Blackburn’s map of San Diego County, California

1935

Blackburn, O.V.

1:250k

Sheet No. 3, Department of Arizona

1876

Ward, J.W.

1:665k