J. Richardson Walker emancipated his slave Abigail and her three daughters (Lilly, Tabitha, and Abigail) in 1793 and left them all of his property. Charles City County Will Book 1, p. 184. The surname Walker is given to Abigail and her three daughters in this register based upon the Free Negro Registration of daughter Lilly Walker 17 NOV. 1831. See Registrations of Free Negroes and Mullatoes Data Base.