The Westford Knight

Are you familiar with this picture? This is a reproduction of a carving found on a stone in Westford Massachusetts, it's referred to as "The Westford Knight" which is said to be a effigy of a 13th century medieval knight which some say is connected with Sir Henry Sinclair and his explorations of North America, a century before Columbus discovered America.

The town of Westford was settled in 1635, and is located  in Middlesex County, Massachusetts, United States.  The identify of the so called Westford Knight is suggested to be Sir James Gunn, that claim being made because the shield he holds shows the coat of arms of the Clan Gunn. Various theories exist about the rock carving, with the most popular being