Browse All : Images of Contra Costa County (Calif.) -- Maps

Printer Friendly
1-2 of 2
     
     
[Field map: Topography and geology of the Baseline area (area 14)…
1922
Title [Field map: Topography and geology of the Baseline area (area 14), Pleasanton quadrangle
Creators Ewing, Sydney C.
Date 1922
California
1924
Title California
Creators Stanford Geological Survey.
Date 1924
1-2 of 2