Entrance foyer Gentlemen’s reception room Ladies’ reception room Great hall (50 ft (15 m) × 50 ft (15 m) × 50 ft (15 m)) – Over each of the six doors that lead from the Great Hall are limestone figure groups celebrating humanity's progress in art, science, and industry: Galileo, representing science; Dante, representing literature; Apollo, representing the arts; Mercury, representing speed and commerce; Richard Morris Hunt, representing architecture; and Karl Bitter, representing sculpture. Main staircase Arcade Library – The library has coffered ceilings painted with a dolphin, symbolic of the sea and hospitality, supported by Circassian walnut paneling impressed with gold leaf in the form of a leather-bound book.