While going through Prince Georges Co., MD Land Records, I found this family selling off !00A of "Magruders' Plains Enlarged".Francis Purl, Sarah Purl, Ann Purl, William Carroll and wife Amelia, Jacob Jackson and wife Catharine all of P.G., MD. and Mary Campbell of Washington, D.C.. to Nathan Summers of P.G. Co., MD.Witnesses: Richard H. Marshall and Enos Ferguson. All signed off. Ann Purl and Jacob Jackson with their X's.P.G. Co., Md Land Record AB:422,423 7 Nov 1839.