1796 Draped Bust Large Cent (S-97) - Graffiti - US 1c Copper Coin

1796 Draped Bust Large Cent (S-97) - Graffiti. The letters "H", "W" are finely etched on the surface. Also note the light green substance on the obverse in the 8 o'clock position and reverse in the 3-5 and 7-9 o'clock positions.