On an autumn day in 1866, Wiley Ambrose and Hepsey Saunders, two former slaves who lived as husband and wife, received a knock at their door. Three men from a plantation in Brunswick County, North Carolina, presented court-ordered apprenticeship papers authorizing the immediate seizure of the couple's daughters, fifteen-year-old Harriet and thirteen-year-old Eliza. After a brief stay in jail with other children, the sisters were sent to work as plantation...