Took me a while.... finally found her on ancestry.
Johanna Virginia Bennicuff
Birth Oct. 24, 1909 in San Francisco, California
Death May 8, 1998 in Ocean Shores, Grays Harbor, Washington, USA
She was married to
Herbert A. Thornburg
Birth 1914 in Nebraska
Death in Texas
This ladies obit location....
THORNBURG, Virginia J (BENNICUFF); ; Aberdeen WA; Daily World; 1998-5-13; ehokan
Found this Funeral Home record on ancestry.
California, San Francisco Area Funeral Home Records, 1895-1985
Name: Karl Sample Thornberg
Race: Caucasian (White)
Birth Date: 5 Jun 1906
Birth Place: Munsie, Indiana
Death Date: 12 Sep 1963
Spouse: Virginia J Thornberg
Father: Alonzo C Thornberg
Mother: Mary Sample
Funeral Home: Godeau Funeral Home
Widowed is marked and his ashes were sent to Phoenix, AZ.
Lundberg Mortuary in Glendale, AZ is who received the remains.
I found this via a Google search.
Virginia Jean Tompson died 19 Apr 1963. She married Karl Sample Thornburg, son of Alonzo Clifford Thornburg and Mary Sample
So Virginia 1909-1998 is not the one you want.