I'm not sure who you are looking for or who you have excluded as this is the only message I have read,but here is my try: Mary "Polly" Riggs, born august 14,1768.She was the daughter of Samuel and Amelia(Dorsey) Riggs.She married Henry Griffith,eldest son of Henry and Sarah(Warfield) Griffith in 1790 in Maryland(Rockville).She died on Jan.21,1846.Had issue.