The Nuttall Encyclopedia
English dramatist of the 17th century; did a good deal as a dramatist in collaboration with others, but some four plays are exclusively his own work, the two best the "White Devil" and the "Duchess of Malfi."
Wood, James, ed. Entry for 'Webster, John'. The Nuttall Encyclopedia. https://www.studylight.org/encyclopedias/eng/nut/w/webster-john.html. Frederick Warne & Co Ltd. London. 1900.