Sundials - World's Oldest Clocks

North American Sundial Society

Stillwater  

Sundial: 945
State/Province:  Oklahoma Country:  USA
Dial Type:  Vertical Dial Condition:  Excellent
  Latitude and Longitude: 36° 7.409' N  97° 4.284' W
Location:
  • Oklahoma State University off North Monroe St in center of campus. The glass dial is high up on the south side of the Henry Bellmon Research Center.
 
Description:
  • This modern etched glass sundial faces due south with hour lines from 6am to 6pm marked in Roman numerals. The dial is approximately 3x4 feet and held extended from the windows behind. The gnomon is a simple brass rod without nodus. No solstice lines or other embellishments mark the clean look of the dial face.

    At street level is a plaque indicating both longitude correction and the equation of time.
 
General Information:Inscription:
  • Owner: Oklahoma State University
  • The Henry Bellmon Research Center Sundial
    Alter Pars Otio, Pars Ista Labori. (Devote this hour to work, another to leisure)

    The glass sundial is designed to indicate true local solar time...use the chart below to find the correction for today's date and add the minutes to ...arrive at central time.
  • Designer: Artisan Sundials
  • Builder: Rees Assoc. and Advantage Glass
  • Construction Date: 2011
 

Last Revised: 2019-05-05 14:26
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