Browse Items (1 total) Tags: BS507 Browse All Browse by Tag Search Items Sort by: Title Creator Date Added Photo of Decatur Municipal Theatre. Photograph of the Decatur Municipal Theatre located on Rt. 51 South left by the waterworks. Tags: BS507, BS507A, Business, Decatur IL., Decatur Municipal Theatre, Decatur Waterworks, Outdoor Theatre, Rt 51 South, Seitz Studio, Theaters, Theatres Featured Item City of Decatur, IL. Monthly Finance Report City of Decatur, IL., Monthly Finance Report for the period May 1, 1968 - August 31, 1968.