1935. 7th Edition. 167 pages. Red dust jacket over orange paper covered boards. Black and white photographic frontispiece with illustrations throughout. Binding remains firm. Pages and illustrations are lightly tanned throughout. Pencil inscription to front pastedown. Boards have light shelf-wear with corner bumping. Light tanning to edges with crushing to spine ends. Ring mark to rear board. Unclipped jacket has heavy edgewear with areas of loss, heavy tears, chips, and creasing. Light tanning to spine and edges. Ring marks to rear panel.