Now I can see that the proportions are off. It should be longer (wider) in the body.
Spur by Paul Revere, Jr., 1770-1800
Spur, at the Metropolitan Museum of Art, Bequest of Alphonso T. Clearwater, 1933.
Sketch 026, Spur by Paul Revere, Jr.
Spur, Sketch 026
1
It's a long story ... 