Left to right:
Louise Marie Rickbeil Davey, mother of the bride
William Weston Davey, father of the bride
Una Mae Davey Porter
Clifton Adams Porter
Ida Jane Adams Porter, mother of the groom
George Porter, father of the groom
George Porter (1865-1942) and Ida Jane Adams (1875-1955) are 2nd great-grandparents of MKS in the Watne branch.
Clifton Adams Porter (1898-1972) is 2nd great-uncle of MKS in the Watne branch.
Una May Davey (1904-1991) is spouse of 2nd great-uncle Clifton Porter.
William Weston Davey (1873-1938) and Louise Marie Rickbeil (1883-1978) are in-laws of 2nd great-uncle Clifton Porter.
References:
[1] KMS Family Genealogy Digital Archive, Hannah Elva Lucille Porter Watne collection (photograph).