Data from http://www.retrosheet.org/gamelogs/index.html
https://twitter.com/kleinmatic/status/657400344394276864
https://twitter.com/waynekamidoi/status/657359312520638464
http://archives.chicagotribune.com/1910/10/14/page/25/article/diagram-showing-daily-fluctuations-in-national-league-pennant-race
Todo