Sundials - World's Oldest Clocks

North American Sundial Society


Sundial: 41
State/Province:  Massachusetts Country:  USA
Dial Type:  Vertical Decliner Condition:  Good
  Latitude:   42° 21' N Longitude: 71° 03' W
  • Old State House, South East Wall near roof line.
  • High on east facing wall of the Old State House, is a vertical declining originally built in 1713. The 6x4 foot dial is just above the third story window. Restored by R.N. Mayall in 1957. Background is faded blue. Hour lines are hard to see, but Roman numerals along edge are clearly visible. In upper left corner of dial, just above the gnomon, is a small yellow sun.

    No longer present; may have been removed during restoration in late 1990s. Sundial has been replaced with a clock.
General Information:
  • Owner: State of Massachusetts
  • Designer:
  • Builder: restored by R.N. Mayall
  • Construction Date: 1713, restored 1957
  • Mayall, p.210, photo, p.232.
    Mayall, 'Shadows of Time', Yankee Magazine, March 1968.