 Standings at start of day | Results for September 1, 1888 Game 361: Des Moines 8, St. Paul 0 Game 1 |
| Game 361: St. Paul @ Des Moines Des Moines 8, St. Paul 0 St. Paul Globe  Game 1 | Game 362: St. Paul @ Des Moines Des Moines 3, St. Paul 3 St. Paul Globe  Game 2 | Game 363: Chicago @ Kansas City Kansas City 7, Chicago 0 Kansas City Times  | Game 364: Davenport @ Omaha Davenport 3, Omaha 2 Omaha Daily Bee  | Game 365: Milwaukee @ Sioux City Milwaukee 13, Sioux City 7 Sioux City Journal  |