1927. Sixth Edition. 610 pages. No dust jacket. Red cloth with black and white illustrations throughout. Moderate foxing and tanning to pages with visible dog-eared pages throughout. Heavier foxing and tanning to text block edges and pencil inscriptions to half title page. Binding is loose. Boards have visible rubbing, sunning and bleach spotting. Notable bumping to corners and fair crushing to spine ends. Heavier foxing and sunning to spine and fraying to cloth at corners and spine ends.