The old Spanish and Mexican Ranchos of Ventura County

1965

Dudley, Leavitt

1:250k

Ventura County.

1935

California Division of Highways

1:161k

Map of Ventura County, California

1937

Ventura County (Calif.). Office of the County Surveyor.

1:180k

73C. Land Classification Map Of Part Of S.W. California.

1881

Wheeler, G.M.

1:253k

Road map, Santa Paula, California and vicinity, showing fishing streams & trails

1930

Reddick, Harry E.

A Pic-Tour Map of Southern California. Where to Go ... How to See ... What to Do. Southern California.

1965

Bloodgood, Don

Distribution of population for 1930, metropolitan area-County of Los Angeles

1941

Los Angeles County (Calif.). Regional Planning Commission.

1:275k

Commutation time (at 15 minute intervals) and distribution of population, Los Angeles County, 1930.

1930

United States. Federal Housing Administration. Division of Economics & Statistics.

1:1m

Distribution of population for 1940-44, metropolitan area-County of Los Angeles

1941

Los Angeles County (Calif.). Regional Planning Commission.

1:280k

Existing airports & landing fields, County of Los Angeles

1931

Los Angeles County (Calif.). Regional Planning Commission

1:1m