Browse Items (2 total) Tags: Oklahoma Addition Browse All Browse by Tag Search Items Sort by: Title Creator Date Added Photos from the Oklahoma Addition, located close to the Sangamon River. Photographs of the Oklahoma Addition showing the living conditions before and after flooding. It was located between U.S. 51 and Jasper Street Tags: 1908, animals, Broadway and Marion Streets, Buildings, Decatur IL., Dumping, Flooding, Herald and Review, Oklahoma Addition, Outhouses, people, Photo File: Streets, Sangamon River, Sewage, Slum Area Photos from the Oklahoma Addition, located between U.S. 51 south and Broadway (now MLK) where Decatur Water treatment plant is located. Photographs of the Oklahoma Housing Addition. Tags: 1908, Decatur IL., Flooding, Herald and Review, Housing, Oklahoma Addition, Photo File: Streets, Sangamon River, Slum Area, Substandard Housing Featured Item Interior of the Clubhouse Negative of the interior of the South Side Country Club clubhouse on June 4, 1941.