Susan E. Logan with sister? and Nancy Logan

Susan Elizabeth Gunter Logan Danner with unknown woman,believed to be her sister, and her daughter in law, Nancy Logan, standing behind.

The identity of the woman beside Susan E.Gunter Logan Danner is unknown, but she is believe to be a sister. She bears great resemblance to another sister, Ozema T. Gunter Henderson who was in TX at this time. Another sister was named Eugenia Nobel Gunter Hodo. Can someone confirm who this lady is?