I am hoping to find an obit for this woman so we know her maiden name. Her mother's was BRUSKE.
Minnesota Death Index, 1908-2002

Name: Agnes Betterman
Birth Date: 13 Aug 1883
Death Date: 31 Jul 1979
Death County: Douglas
Mother's Maiden Name: Bruske
State File Number: 015956
Certificate Number: 015956
Certificate Year: 1979
Record Number: 1986918

Thank you so much. I know it is a long shot.....
Her husband was GUSTAV Paul Betterman and he died April 10, 1948. She must have never remarried as she died a Betterman. Thank you so much! Sandy