two young women from two different lines of a family could be classmates at college in 1913.
Miss Eulalia Kerby and Miss Sarah LUTIE Murray were both in the Freshman class at State Normal College in Florence in 1913.
Here is part of the list of freshmen for that class:
There is a list of students in the Freshman class of 1913 at State Normal School and this photo. There were no names attached to identify what names match which person.