Searching for the parents of 4 Mitchell brothers.They are John,b 1757,m Sarah Bennett,James,b 1757/58,m Lydia Westbrook,Richard,b 1769,m Mercy Keeney, Robert,b 1779,m Abigail Ives.John & James enlisted in the Momouth N J Light Horse Division.Family removed to Orange CO. NY,then later to Chemung Co. N Y,Tioga PA. and Schuyler CO. N Y. Father possibilities are, Robert, James or Nathaniel,depending on one's source. any help is greatly appreciated.