Sources


  1. MyHeritage.com Website, Researched by Gary Griggs, 12/18/2023.
  2. Cook County, Illinois, Death Index, 1908-1988, on Ancestry.com, Researched by Gary Griggs, 8/28/2014.
  3. U.S. Census, Cook County, IL, 1900 Census.
  4. U.S. Census, DuPage County, IL, 1940 Census.
  5. U.S. Census, DuPage County, IL, 1930 Census.
  6. U.S. Naturalization Record Indexes, 1791-1972 on Ancestry.com, Researched by Gary Griggs, 8/29/2014.
  7. U.S. Census, DuPage County, IL, 1910 Census.
  8. U.S. Census, Cook County, IL, 1920 Census.
  9. Cook County, Illinois, Birth Certificate Index, 1871-1922, Researched by Gary Griggs, 8/28/2014.
  10. United States Germans to America Index, 1850-1897, Researched by Gary Griggs, 8/28/2014.
  11. U.S. Census, Cook County, IL, 1910 Census.
  12. Funeral Memorial Card.
  13. U.S. Census, Columbia County, WI, 1930 Census.
  14. Military Draft Card, Researched by Gary Griggs on Ancestry.com, 8/28/2014.
  15. U.S. Census, Columbia County, WI, 1940 Census.
  16. Gary Griggs Research of the Griggs, Pergande and Related Families.
  17. U.S. Social Security Death Index, Information researched by Gary Griggs, 4/19/2007.
  18. Obituary.
  19. U.S. Census, Anchorage Recording District, AK, 1950 Census.
  20. Wedding Invitation, In the possession of Gary Griggs.
  21. Birth Certificate, Viewed by Gary Griggs at the Adams County Register of Deeds Office (Volume 13, Page 629), Adams, WI, 7/9/2012.
  22. U.S. Census, Adams County, WI, 1930 Census.
  23. U.S. Census, Adams County, WI, 1940 Census.
  24. Gary Griggs Research of the Griggs, Pergande and Related Families, Letter stored in the attic of Virginia Williams Griggs and given to Gary Griggs, 7/31/2007.
  25. Ina York Trummer Research of the York Family, Phone conversation with Gary Griggs, 8/15/2007.
  26. MyHeritage.com Website, Researched by Gary Griggs, 1/7/2016.
  27. Find A Grave Index Website, Researched by Gary Griggs, 8/28/2014.
  28. Obituary of Grandparent, Parent, Sibling, Spouse, Child or Grandchild.
  29. MyHeritage.com Website, Researched by Gary Griggs, 3/2/2015.
  30. Tony Russ Research of the Russ Family, e-mail to Gary Griggs, 1/13/2004.
  31. MyHeritage.com Website, Researched by Gary Griggs, 9/19/2022.
  32. Obituary of Grandparent, Parent, Sibling, Spouse, Child or Grandchild, The Peninsula Clarion (AK), 6/20/2015.