The interior shows French Baroque influence from the Second French Empire. The grand lobby, five stories high and surrounded by gallery promenades at the mezzanine and balcony levels, is influence by the Royal Chapel at Versailles. The grand staircase is patterned from the grand stair of the Paris Opera House and ascends to the various balcony levels. Marshall Field and Company supplied interior decorations including drapes and furniture. The crystal chandeliers and bronze light fixtures fitted with Steuben glass shades were designed and built by Victor Pearlman and Co.