 Standings at start of day | Results for August 26, 1888 Game 343: Des Moines 8, Davenport 2 |
| Game 343: Des Moines @ Davenport Des Moines 8, Davenport 2 Quad City Times  | Game 344: St. Paul @ Omaha Omaha 5, St. Paul 2 Omaha Daily Bee  | Game 345: Chicago @ Sioux City Sioux City 4, Chicago 2 Sioux City Journal  |