1957. Fifteenth Edition. 1911 pages. No dust jacket. Green cloth with gilt lettering. Fifth printing. Black and white illustrations throughout. Minor foxing and tanning to pages. Noticeably more prominent to text block edges, pastedowns and free endpapers, with noticeable tape and sticker staining also visible. Pen inscription and stickers to front free endpaper. Hinges are lightly cracked but boards remain firmly attached. Book is moderately bowed and forward leaning with visible tanning and scuffing overall. Spine is more heavily bowed with visible tanning and soft crushing to ends. Lettering remains bright and clear.