Sundials - World's Oldest Clocks

North American Sundial Society

Annapolis  

Sundial 174
State/Province:  Maryland Country:  USA
Dial Type:  Self-Orienting Condition:  Excellent
Latitude:   38° 59' N Longitude:   76° 30' W
Location:
  • US Naval Academy Campus, near Michelson & Chauvenet Halls
 
Description:
  • 4'x4' Bronze & Brass 4' Dial plate is elaborately engraved bronze with hour and date lines. Self-orienting dial. Locate line for the date; rotate dial until shadow tip touches that line. Read time from intersection of the shadow's tip and the time line radiating from dial center. Gnomon is a model of a naval missile, resting on an anchor. A ship's binnacle supports rotating sundial plate.

    As of July, 2012 the missile gnomon is missing.
 
General Information:Inscription:
  • Owner: US Naval Academy
  • Detailed user instructions.
  • Designer: Robert S. Owendoff
  • Builder:
  • Construction Date: Jun-68
 
References:
  • Smithsonian Magazine, Aug 1994, p.13

Last Revised: 6/15/2013 13:25