Source: Carol Kuper obituary
Bonnie J. Kuper
Author: NN (anonymous), Title: "Carol Jean Solberg Kuper," (Publication location: Lovell, WY, Publisher: Find-a-Grave, Publication date: xiii July MMIX), Repository: The Cloud
Link: https://findagrave.com/cgi-bin/fg.cgi?page=gr&GSln=Kuper&GSfn=Carol&GSbyrel=all&GSdyrel=all&GSob=n&GRid=39427966&df=all&
"Carol Jean Solberg Kuper Birth: Sep. 23, 1930 Waubay Day County South Dakota, USA Death: Jul. 20, 2005 Lovell Big Horn County Wyoming, USA
Carol Jean Solberg Kuper
Sept. 23, 1930 - July 20, 2005
...
Mrs. Kuper is survived by her husband, Melvin Dean Kuper of Lovell; a son, Joel M. Kuper and wife Wendy of Greybull; a daughter, Robyn R. Stacey and husband Todd of Woodruff, Utah; and eight grandchildren.
She was preceded in death by her parents; one sister, Dorothy M. Solberg; and a daughter, Bonnie J. Kuper.
..."
Might this be their Bonnie?
Author: Winge, L., Title: "Bonnie Kuper," (Publication location: Marvin, SD, Publisher: Find-a-Grave, Publication date: x June MMXIV), Repository: The Cloud
Link: https://findagrave.com/cgi-bin/fg.cgi?page=gr&GSln=Kuper&GSfn=Bonnie&GSbyrel=all&GSdyrel=all&GSob=n&GRid=131204661&df=all&
"Bonnie Kuper Birth: 1954 Death: 1954, USA
Burial: Osceola Cemetery I Marvin Grant County South Dakota, USA
Created by: L. Winge Record added: Jun 10, 2014 Find A Grave Memorial# 131204661"
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