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NOAA Photo Library Image - line3243

A commemorative bench mark celebrating 150 years of continuous operations by the San Francisco tide gauge, the longest running series of tidal observations in the Americas.

Image ID: line3243, NOAA's America's Coastlines Collection
Location: California, San Francisco
Photo Date: 2004 June 30
Photographer: Captain Albert E. Theberge, NOAA Corps (ret.)


Category: Coastline/West Coast California/

• High Resolution Photo Available




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Last Updated: June 4, 2012