An introduction of How to play Baseball - A 3-D ebook with turning pages to give you the feel of holding a real book in your hand.Concerning the origin of the American game of base-ball there exists considerable uncertainty. A correspondent of Porter's Spirit of the Times, as far back as 1856, begins a series of letters on the game by acknowledging his utter inability to arrive at any satisfactory conclusion upon this point; and a writer of recent date introduces a research into the history of the game with the frank avowal that he has only succeeded in finding "a remarkable lack of literature on the subject."