1933. Sixth Edition. 271 pages. No dust jacket. Blue cloth. Pages are moderately tanned with noticeable foxing throughout. Slight crinkling to paper at gutters, however binding remains firm. Previous owner's inscriptions to front free endpaper and pastedowns. Visible black marks throughout. Text remains readable. Boards have visible edge wear with corner bumping. Moderate tanning to spine and edges with some crushing to spine ends. Small splits with fraying to spine ends. Black marks overall. Book is slightly bowed and forward leaning.