October 08, 2022 03:56 Updated Follow The glass dome is original to the building, was installed by the Well Company of Chicago and is made up of 256 panels of colored glass. Related articles How do I schedule a tour of the Statehouse? Is there a fee for having an event at the State House? What is the Governor's annual salary? Where is the Governor's office? State Surplus: How are warehouse sale bid packets different from the other sealed bid sale bid packets?