[2] At this point she became interested in taking graduate studies in Germany, but her father was opposed so she instead enrolled at the University of Chicago in the fall of 1898.

[3] Gaining her father's consent, in 1901 she traveled to Heidelberg, Germany to study for her doctorate with financial assistance from her family and from Goucher.

Both Heidelberg and Freiburg had allowed women to matriculate beginning in 1900, but nonetheless she met stiff resistance to her attendance.

[5] She founded the Maryland branch of the Southern Association of College Women in 1909, then served as president of the organization during 1910–1914.

[6] In 1914, Keller became dean of the newly formed Westhampton College in Richmond,[7] and would remain at that position for 32 years,[2] retiring June, 1946.