[1] She was a member of the Philadelphia Ten, a group of American female artists who exhibited together from 1917 to 1945.
[2] Hartley attended the Pennsylvania Academy of Fine Arts.
[3] She often served a chairwomen and committee members for exhibitions of the National Association of Women Artists.
[4] Hartley's sculptures are on display at Brookgreen Gardens in South Carolina.
[5][6] Furies - A pair of sculptures, one male, one female,1933: Brookgreen Gardens[5][6]