to the CCF!
It may be a partial collar strike also known as a railroad rim, but I can't be sure from these images. Please post both sides and a closeup of the edge if possible. Also it might help if you know the weight of the coin.
The first US coin motto was found on a 1792 half disme
and read: "LIB (erty) PAR (ent) OF SCIENCE & INDUSTRY"