Explore the Gibson Farmhouse! As the largest mercantile establishment at the turn of the 20th century, the Sears and Roebuck Company boasted of supplying the farmer and his family with their every wish, want and need. Learn more about the history of Sears and Roebuck Company, its catalog and early 20th century household goods with a tour of the Gibson House. FREE with park admission. 12:00pm-3:00pm.