sentences:  He engaged Walter F. Gunn to restore the building and upon completion Gunn began operating The Sheldon in 1986 as a venue for concerts and community events.Determined to preserve and establish The Sheldon as one of St. Louis’ greatest cultural resources, Gunn founded the non-profit Sheldon Arts Foundation in 1988.Under Gunn's leadership the Sheldon was named one of the Best Loved Halls in America by touring musicians in Inside Performance Magazine hosting over 400 events per year.