1946. 4th Edition. 156 pages. No dust jacket. Blue cloth with lettering. Moderate tanning, with light foxing and marking to pages. Heavy foxing to text block edges. Moderate rub-marking and tanning to pastedowns and endpapers with inscriptions to front. Boards have moderate shelf wear, with rubbing and marking. Light bumping to corners and crushing to spine ends. Boards are slightly bowed and sunned.