 In 1846, Sarah Anderson sold Dunlawton to John J. Marshall, a master builder from Charleston, South Carolina, for $8,000.Marshall rebuilt the mill and expanded it in an effort to make the sugar plantation productive again.He installed processing machinery bought from the destroyed Cruger and DePeyster mill in New Smyrna, and with the labor of 25 slaves produced nearly 200 tons of sugar in 1851.