Sources
1. “1900 Federal Census,” Clarksville, Johnson Co, ARK, 1 Jun 1900.
2. "California District Council Report" the newsletter of the California chapters of the American Historical Society of Germans from Russia, edited by Richard Kisling, “California German Russians in 1920,” http://www.lib.ndsu.nodak.edu/grhc/media/magazines/articles/california1920.html, Updated: 1-21-2004.
3. “1880 Census, North Hero, Redwood, Minnesota.,” 25 Jun 1880.
4. “1880 Federal Census,” Pennsbury, Chester, Pennsylvania, 1 Jun 1880.