Third edition, first impression. [2], 426pp. Red cloth-covered boards; black titles on front and spine. 8vo. Sun-faded spine; stain mid way up. Rubbed extremities; cloth wearing. Pencil markings on rear board. Dusty top text block edge, remaining edges just starting to fox. Endpapers starting to tan. Hinges stretched at endpapers. Previous owner's name on front free endpaper. Internally neat, clean, bright and tight. Black and white line drawings in text throughout.