1797 John Adams Indian Peace Medal. The Only Size. Bronze. 51 mm. Julian IP-1. Second Reverse. MS-64 BN (NGC).A second example of this popular type, this piece also struck after 1878 using the replacement reverse die believed to have been cut around that time. Subtle golden-olive undertones backlight dominant autumn-brown patina on both sides. Satin to semi-reflective in finish with overall smooth surfaces that are knocking on the door of a full Gem Mint State grade.