Obverse: Digit 6 centered under curl; double forehead curl.
Reverse: No berry among the leaves; eagle does not have a tongue; 5 is 50% under arrow feather; D is 70% under branch.
Also Breen 6509; second head; large close date; large 5.
Coin illustrated is PCGS 58 (CAC approved), acquired from Heritage ANA auction 2011, lot #1158.
@Mark S. Ghiorso, ClassicHalfEages.com, December 2017