Chriftopher: the Son of Benajah Leffingwell and of Joanna his wife was born ye 11th day of June anno 1734.
↑[1], in Leffingwell Family Papers. United States: Leffingwell and Pierpont (New York, N.Y.).
... Includes correspondence and other papers (1770-1810) of William Leffingwell's father, Christopher Leffingwell (1734-1810), chiefly relating to his military and political activities during the Revolution ...