- [S35] Immanuels United Church of Christ, The History of Our Church, 1839-1989: One Hundred Fifty Years (Holstein, Missouri: Immanuels United Church of Christ, 1989), Marriage Records. page 253.
"Simon Ern. Aug. Pöppelmeier" and "Frie. Wilhelmine Knapheide" were married on 17 March 1876. Witnesses were the parents and siblings of the couple.
- [S180] Frances Bonney, The American Descendents of the Knapheides of Westphalia, Germany, of the District of Tecklenberg; Lienen, Lengerich, Lladbergen, Kattenvenne, and Others (St. Paul, Minnesota: Frances Bonney, 1973), page 111b.
Copy of selected pages provided by Byron H. Nolte in 2008. Descendants of Ernst Wilhelm Knapheide, page 2. Wilhelmina Knapheide married "Scheffeleyer (family says (Poeppelmeyer)." The given names of the husband were not provided.
Frances Bonney did not identify the family that reported the husband's surname as Poeppelmeyer and referred (on pages 109 & 113) to the will of Ernst Wilhelm Knapheide in which he bequethed $5.00 each to his surviving children, among whom he mentionde "Wilhelmina, wife of Schoffeleyer" [sic]. (Bonney cited Wills of Warren County, Warrenton, Missouri. Book 1869-1891, page 322.)