Four surviving Sander children (Johann Michael, age 11¼; Anna Maria, age 9; Katharina Margaretha, age 7; Anna Elisabeth, age 4) and their mother Maria Elisabeth are recorded on the 1775 census of Schilling in Household No. 31. Maria Elisabeth had remarried to Heinrich Schreiber.
- 1775 Census of Schilling (No. 31).
- Mai, Brent Alan. 1798 Census of the German Colonies along the Volga: Economy, Population, and Agriculture (Lincoln, NE: American Historical Society of Germans from Russia, 1999): Sg018.