Spaces available for 12-300 guests. The Crystal Parlor, a beautiful Victorian-era dining space, perfect for intimate dinner or business lunch, seats up to 12 adults. The Whitman Room, a small, private space perfect for business meetings or smaller showers or parties, seats up to 24 guests. The Museum surrounds guests with antique soda fountains and mechanical music instruments and holds as many as 48 seated or 60 for cocktails. And the Green River Room, our upstairs banquet facility, holds 100 guests. Rent the entire space for up to 300 guests.