Digging for resources documenting the history of minor league baseball, players and teams, farm clubs, in the United States.
- The Official Site of Minor League Baseball – http://www.milb.com/index.jsp
- Society for American Baseball Research – www.sabr.com
- The National Pastime Archives – http://sabr.org/content/the-national-pastime-archives
- The Baseball Cube – http://www.thebaseballcube.com/minors/
- Baseball Hall of Fame – http://baseballhall.org/
- Baseball Hall of Fame Library/Archives Collections – http://baseballhall.org/discover/archive-collection
- Sean Lahman Baseball Archive – http://www.seanlahman.com/baseball-archive/
- Obojski, Robert. Bush League: A history of minor league baseball. 1975.
- Sullivan, Neal J. The Minors: The Struggles and Triumph of Baseball’s Poor Relation from 1876 to the Present. 1990.
- Seymour, Harold. Baseball – The Early Years. Oxford University Press. 1989.
- Baseball American – http://www.baseballamerica.com/
- The Baseball HIstorian – http://baseballhistorian.blogspot.com/
- Baseball Resources at the Library of Congress – http://www.loc.gov/rr/program/bib/baseball/web.html
- Baseball Resources at the Library of Congress – Online Finding Aids – http://www.loc.gov/rr/program/bib/baseball/aids.html
- Baseball Records in the National Archives – http://www.archives.gov/publications/prologue/2006/spring/baseball.html