 Standings at start of day | Results for August 28, 1888 Game 349: Des Moines 6, Davenport 5 |
| Game 349: Davenport @ Des Moines Des Moines 6, Davenport 5 Daily Times  | Game 350: Milwaukee @ Kansas City Kansas City 6, Milwaukee 4 Kansas City Times  | Game 351: St. Paul @ Omaha St. Paul 6, Omaha 1 Omaha Daily Bee  | Game 352: Chicago @ Sioux City Chicago 9, Sioux City 6 Sioux City Journal  |