Dear dowdingmurray-ga,
According to a Times Newspaper (UK) obituary of 8th February 1978,
Kurt Gödel died at Princeton, New Jersey, on 14th January 1978.
According to the obituary and the below referenced biography, he
married his wife Adele Thusnelda Porkert in 1938.
The biography (in German) goes on to state that she died on 4th
February 1981 and was buried next to her husband.
"ie starb am 4. Februar 1981 und wurde neben ihrem Mann beerdigt."
(This appears almost at the bottom of the page)
http://www.clausfischer.com/markus/studium/seminar/vortrag.txt
Confirmed on this Czech web site.
"Adele Gödel
* 4.11.1899 ? ? 4.2.1981 Princeton, New Jersey, USA
Partner osobnosti Kurt Friederich Gödel
tane?nice
rodné jméno Porkertová
partne?i Kurt Friedrich Gödel
s?atek: Víde? 20.9.1938"
http://www.encyklopedie.brna.cz/home/?acc=profil_osobnosti&load=1986
And
Princeton Library
"The papers of Kurt Gödel (1906-1978), foremost mathematical logician
of the twentieth century, were bequeathed by him to his wife Adele,
who donated them to the Institute for Advanced Study in his memory
prior to her death in 1981."
http://libweb.princeton.edu/libraries/firestone/rbsc/aids/godel/
I hope this answers your question. If it does not, or the answer is
unclear, then please ask for clarification of this research before
rating the answer. I shall respond to the clarification request as
soon as I receive it.
Thank you
answerfinder
Search strategy
Times Newspaper database (through my library)
"adele thusnelda"
://www.google.co.uk/search?hl=en&q=%22adele+thusnelda%22&btnG=Search&meta=
adele Gödel
://www.google.co.uk/search?hl=en&q=adele+G%C3%B6del+&btnG=Google+Search&meta=
adele Gödel 1981
://www.google.co.uk/search?hl=en&q=adele+G%C3%B6del+1981&btnG=Search&meta= |