Albert Spalding - Wikipedia
Early history of American football - Wikipedia
Ivy League - Wikipedia
Major League Baseball - Wikipedia
Walter Johnson - Wikipedia
Shirley Chisholm - Wikipedia
American League Championship Series - Wikipedia
Presidency of Harry S. Truman - Wikipedia
Presidency of William Howard Taft - Wikipedia
National League (baseball) - Wikipedia
Federal League - Wikipedia
National Football League - Wikipedia
Donald Trump - Wikipedia
Major League Soccer - Wikipedia
List of American League pennant winners - Wikipedia