1921. Tenth Edition. 562 pages. No dust jacket. Black cloth with gilt lettering. Clean pages with mild tanning and foxing to endpapers. Tightly bound with faint thumb-marking throughout. Previous owner's inscription to front endpaper. Boards have mild edgewear with corner crushing and notable marking to boards. Mild tanning to spine, which has mild crushing to ends. Book has forward lean. Boards are mildly warped.