sentences:  By 1993, the membership had risen to 10,000, with forty percent of the Society's members living in the Indianapolis metropolitan area.For years, the headquarters was in the Indiana State Library and Historical Building, but in 1999 it moved to its current headquarters.The building includes the 300-seat Frank and Katrina Basile Theater, the William Henry Smith Memorial Library, a vault to house the IHS's collections, the Stardust Terrace Cafe, conservation and preservation imaging facilities, classrooms, the Basile History Market, the Cole Porter Room, Eli Lilly Hall, and various exhibition spaces.