Mount Diablo meridian
Summit beacon tower atop Mt. Diablo. The initial point marker lies within this tower.
The Mount Diablo meridian, established in 1851, is the main surveying reference point for much of northern California and Nevada. The initial point is the summit of Mount Diablo.
See also
External links
- John W. Pettley, PLS. "Mount Diablo Survey Point Establishes Property Boundaries in California and Nevada". Mount Diablo Surveyors Historical Society. Retrieved 2012-09-27.
- "Mount Diablo Meridian, San Francisco, CA". Principal Meridian Project. Retrieved 2012-09-27.
- "Mount Diablo Meridian". U.S. Bureau of Land Management. Retrieved 2012-09-27.
- "Cadastral Survey: Principal Meridians and Base Lines". U.S. Bureau of Land Management. Retrieved 2012-09-27.
- "Mount Diablo Meridian". The Center for Land Use Interpretation. Retrieved 2012-09-27.
- "The Mt Diablo Initial Point, Its History and Use". Mount Diablo Interpretive Association. Retrieved 2012-10-07.
Coordinates: 37°52′54″N 121°54′51″W / 37.88167°N 121.91417°W
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