"Calumet: First and Forever: Draining the South Area of Chicago and Territorial Expansion"

Join us to hear Dick Lanyon discuss "Calumet: First and Forever: Draining the South Area of Chicago and Territorial Expansion" on building the Calumet-Sag Channel & the Calumet sewage treatment plant that ended a public health crisis on Chicago's South Side & improved use of Lake Michigan water, preserving and protecting this vital resource.