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- [S1] FamilySearch Family Tree, https://www.myheritage.com/research/record-40001-981054923/helfreda-anna-theisen-born-skog-in-familysearch-family-tree.
Helfreda Anna Theisen (born Skog) Gender: Female Birth: Dec 17 1909 - Michigan, USA Residence: 1910 - Felch, , Michigan Death: Apr 20 2001 - Iron Mountain, Dickinson, Michigan, USA Burial: Iron Mountain, Dickinson County, Michigan, United States of America Parents: <a>Anders Andrew Skog</a>, <a>Anna Louise Skog (born Avist)</a> Husband: <a>Dennis Miler Theisen</a> Siblings: <a>Richard Skog</a>, <a>Robert Gunman Skog</a>
- [S4] U.S. Social Security Death Index (SSDI), https://www.myheritage.com/research/record-10002-48942168/helfreda-theisen-in-us-social-security-death-index-ssdi.
Helfreda Theisen Birth: Dec 17 1909 Death: Apr 20 2001 Last residence: Iron Mountain, Michigan 49801, USA SSN issuing state:
- [S313] Abrahamsson Web Site, https://www.myheritage.com/person-1500037_637381581_637381581/anna-skogh (Reliability: 3).
Added by confirming a Smart Match
- [S314] Theisen Web Site, https://www.myheritage.com/person-1500006_791941091_791941091/helfreda-skog (Reliability: 3).
Added by confirming a Smart Match
- [S4] U.S. Social Security Death Index (SSDI).
Helfreda Theisen<br>Birth: Dec 17 1909<br>Death: Apr 20 2001<br>Last residence: Iron Mountain, Michigan 49801, USA<br>SSN issuing state:
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