Sundials - World's Oldest Clocks

North American Sundial Society


Sundial: 410
State/Province:  New York Country:  USA
Dial Type:  Equatorial Dial Condition:  
  Latitude and Longitude: 41° 0.265' N  73° 54.518' W
  • Lamont-Doherty Earth Observatory, Columbia University
  • An equatorial dial in bronze. Has analemma at the noon hour mark. Lamont-Doherty Sundial Fountain.
General Information:
  • Owner:
  • Designer: Robert Adzema
  • Builder:
  • Construction Date: 1996
Last Revised: 2019-02-10 12:56

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