Arkansas land records. To Silas Medlock. Land Office Washington County Arkansas 78.31 Acres Issue date 01 May 1856. Legal land description: nr 1 Aliquot parts N 1/NW, Base line 5th PM, Township 8S, Range 27 W, section #31. David Nixon wrote in a previous e-mail that Silas died 1 Feb 1859 in Howard County Arkansas.