Church Record: Baptism Book C, 1675-1698, p. 46, Groß-Gerungs Parish, Lower Austria, Austria; St. Pölten Diocese Archives.
Civil Record: Hauskauf, 5 Jun 1703, KG-Krems, Herrschaft Gross Pertholz 183, book 17, p. 204v; NÖLA, St. Pölten, Austria. (Documents purchase of property owed by Mathias' deceased father-in-law, Jacob Rogner, in Rauhof.)