A loud lesson

Volunteers (above photo) demonstrate a Union artillery cannon Saturday during a day of programs open to the public at the Fort Smith National Historic Site. (Right photo) A volunteer tells people about cannonballs. In addition to discussing and firing one of the “big guns” of the Civil War, volunteers at the National Historic Site also hosted two demonstrations of the work of the war’s army laundresses. Visit nwaonline.com/photo for today’s photo gallery.