This one comes from the Boston Public Library, which has hundreds of awesome, old-timey pictures uploaded to a Flickr account. Why? Dunno.
But it's clearly awesome.
Previous Internet Christmases
VI: 1888's Base-ball: How to Become a Player
VII: Connie Mack's How To Play Base-Ball
VIII: Life Magazine's greatest baseball photos
IX: Branch Rickey's scouting report on Don Drysdale
X: 100,000+ crowd for White Autos game