SpenceLOA.com - James Spence Authentication.  Trusted third-party autograph authentication.

MinorLeagueBaseballs.com - A great source for information about minor league baseballs.  Check out Tony Baseball's massive collection.

MLB.com - Major League Baseball Authentication program.  The authenticity of memorabilia bearing an official MLB hologram can be verified on this page. 

SportsLogos.net - Chris Creamer's Sports Logos.  Huge database AL, NL, Federal League, minors, independents, international, college and women's sports logos throughout history.

44 Pro Gloves - Design your very own customized baseball glove here.

​​Major League History

PSACard.com - Professional Sports Authenticator.  The largest third-party card grading and authentication company.  

ThreadsOfOurGame.com - Threads of Our Game.  Database of 19th century baseball uniforms.

Helpful Websites

LOC.gov - The Library of Congress.  The largest online library in the world.  Millions of books, recordings and photos.  Search 'Baseball'.

Baseball-Reference.com - The most comprehensive source of baseball statistics on the internet. Information on almost every team or player in baseball history.

BaseballHall.org - National Baseball Hall of Fame.  Baseball's ultimate shrine in Cooperstown, N.Y.

SABR.org - The Society for American Baseball Research.  A membership organization dedicated to fostering the research and dissemination of the history and record of baseball.