YoumayhaveheardthatayoungmannamedAbnerDoubledayinvente...
問題詳情: YoumayhaveheardthatayoungmannamedAbnerDoubledayinventedthegameknownasbaseballinCooperstown,NewYork,duringthesummerof1839.DoubledaythenwentontobecomeaCivilWarhero,whilebaseballbecameAmerica'...