The Nuttall Encyclopedia
Strong wooden staff 6½ ft. long, shod with iron, grasped in the middle; formerly used in England for attack and defence.
Wood, James, ed. Entry for 'Quarter-Staff'. The Nuttall Encyclopedia. https://www.studylight.org/encyclopedias/eng/nut/q/quarter-staff.html. Frederick Warne & Co Ltd. London. 1900.