 Standings at start of day | Results for June 13, 1888 Game 127: Chicago 13, Des Moines 7 |
| Game 127: Des Moines @ Chicago Chicago 13, Des Moines 7 Chicago Tribune  | Game 128: St. Louis @ Milwaukee Milwaukee 5, St. Louis 1 Milwaukee Sentinel  | Game 129: Kansas City @ Minneapolis Kansas City 7, Minneapolis 3 Minneapolis Star Tribune  | Game 130: Omaha @ St. Paul St. Paul 9, Omaha 1 St. Paul Globe  |