Bibiliography

"HISTORY OF AMERICAN BASEBALL – Page 4 of 4" HISTORY OF AMERICAN BASEBALL – Page 4 of 4 | Court & Field Dimension Diagrams in 3D, History, Rules – SportsKnowHow.com. Internet Marketing Unlimited, Corp, n.d.24 Apr, 2019
https://sportsknowhow.com/baseball/history/baseball-history-4.shtml