I have found this coin and I am wondering if it is worth anything and any info on it is greatly appreciated. The coin is about the size of a quarter seems to be bronze, on one side it has a eagle holding a spear with two flags partly wrapped on it and says maine the pine tree state admitted to the union on march 15, 1820 flower pine cone and tassel, bird chickadee. The other side has maine on top with the outline of the state Showing augusta, Than below it says The 23rd state.