In "Grace Harlowe's Junior Year at High School" the four chums appeared as members of the famous sorority, the "Phi Sigma tau," organized by Grace for the purpose of helping needy High School girls.
"Grace Harlowe's Senior Year at High School or The Parting of the Ways"
Jessie Graham Flower
She had spent her vacation with the Phi Sigma tau, who were the guests of Judge Putnam, a prominent Oakdale citizen, and his sister at their camp in the Adirondacks.
"Grace Harlowe's Senior Year at High School or The Parting of the Ways"
Jessie Graham Flower
Grace Harlowe energetically addressed her remarks to the members of the Phi Sigma tau, who had taken possession of the Harlowe's comfortable living room.
"Grace Harlowe's Senior Year at High School or The Parting of the Ways"
Jessie Graham Flower