LOUIS — The Sheldon Concert Hall is planning $8 million in upgrades to its entry way, lobby and art galleries. The venue wants to renovate its visitor spaces attached to its historic concert hall.

Unknown to many people, the 1874 building's third floor contains a 6,000-square-foot Victorian-era concert hall. It currently sits unused and out of code, empty other than a hallway built through ...

The main concert hall at Archer Music Hall can hold 1,600 people and features a floor for general admission and balcony seating for reserved ticket holders.