ALTON, IL — Great Central Lumber Co. announced Jan. 7 that its riverfront lumberyard in Alton, IL, is closing March 9, according to TheTelegraph.com. The company will continue operating lumberyards in Jefferson City, Perry and St. Peters, MO. Besides lumber, the business sells roof trusses, paneling, siding, custom millwork, roofing materials, insulation, windows, doors and hardware. Read more.