Charles Stewart, a Scotsman saddened by the death of his first wife, Margaret McNab, left his infant daughter with his paternal grandparents and headed west from his native New York to begin a new life. It was the early 1850s when Stewart arrived in the territory that was to become southeastern Minnesota. Here he saw the Root River as a potential power source for a flour mill. He received permission to dam the river, which created Lake Florence, a...