Sixty-three school years have pasted since this photo was taken. It's the Bluffton High School Tri-Hi-Y in the 1951-52 school year.
According to the caption under the photo:
Tri-Hi-Y consists of sophomore, junior and senior girls organized to promote the growth of the spiritual, mental and physical sides of life. The purpose is “to create, maintain and extend throughout the home, school and community high standards of Christian character.”
Meetings have centered around personality, narcotics and careers.
The names of the members are listed under the photo.