Rickert was the first woman (and second individual) to be awarded a Ph.D. in Englishletters and philology with that academic honor at the University of Chicago.
Though architecture in ancient Rome was not generally considered to belong to theartes liberales, Vitruvius easily qualified as a man ofletters because of his wide learning.
1899, John Buchan,The Far Islands:
He read widely throughout these days, for his father had a taste for modernletters, and new books lay littered about the rooms.