Contra Costa County Historical Society

Collection Items

• 

  USGS Topographic Survey Maps

  Topographic maps showing Hercules

  Tags Factory Site Plan, Land Use, Land+Waters, Railroads, Roads+Highways, Roads+Streets
• 

  USGS Topo Quadrants - Detail Views

  Cropped and zoomed sections of USGS Topographic Quadrant maps showing Hercules area.

  Tags Factory Site Plan, Land Use, Land+Waters, Railroads
• 

  Overviews of the Works

  Views from elevations and distance of the Works

  Tags Factory Site Plan, Hercules Works, Infrastructure, Mainline Railroads, Plant Railroads, Plant Roads, Production Houses, Production Lines, Water Supply, Waterborne Transport