Major League Baseball Profiles, 1871-1900, 2-volume set

The rank and file of 19th century major league baseball biographies of 1,084 players, owners, managers and umpires

Great baseball feats, facts & firsts (2009)

The Ultimate Chicago Cubs Baseball Challenge

The great encyclopedia of 19th-century major league baseball

Forfeits and successfully protested games in Major League baseball

Incredible Baseball Trivia

Great baseball feats, facts, & firsts (2011)

Great baseball feats, facts & firsts (2008)

This day in baseball

The baseball chronicle