1813 The will of John DeCou of Mansfield Twp, Burlington County was dated 14 May 1810, proved 10 Aug 1813, with inventory July 31 1813. [1]
[1] Elmer T. Hutchinson, Documents relating to the Colonial History of the State of New Jersey. Archives Vol. 41. (Calendar of New Jersey Wills 12, 1810-1813) (1949), 104, [GoogleBooks].