The Nuttall Encyclopedia
One of the three great classic races in England, run at Epsom; established by the 12th Earl of Derby in 1779 for fillies of 3 years old.
Wood, James, ed. Entry for 'Oaks, the'. The Nuttall Encyclopedia. https://www.studylight.org/encyclopedias/eng/nut/o/oaks-the.html. Frederick Warne & Co Ltd. London. 1900.