Murial M Larson Gjein 'Muriel was then united in marriage to Einar Gjein on November 7, 1989 in Grafton, ND. Einar and Muriel made their home in Grafton. Einar passed away on July 23, 1995.' - extract from what appears to be Muriel's obituary
The marriage date (to her second husband) is also inscribed on her gravestone, which she shares with her first husband.