"Deutschland, Heiraten 1558-1929," index, FamilySearch (https://familysearch.org/pal:/MM9.1.1/JH46-DLN : accessed 02 Sep 2014), Franz Henkenius and Dina Grasshoff, 26 Jan 1852; citing Katholisch, Brakel, Westfalen, Prussia; FHL microfilm 1051432.