Today's show took a survey of the state, from a blacksmith in Albany to the hidden battle for resources in the American Civil War. The Civil War calls to mind the epic clash between Union and Confederate soldiers, but skirmishes also took place off the battlefield. The war for food, timber, shelter and control was waged largely on civilians. Historian and Atlanta native Joan Cashin joined "On Second Thought" to discuss her new book, "War Stuff: The Struggle for Human and Environmental Resources