158pp. Numerous line drawings, by Cecil Aldin, in text. Deep blue cloth-covered boards with silver titles on spine (slightly rounded and faded at spine tips, some occasional mild spotting on text block edge). Internally neat, clean, bright and tight. In its original, unclipped, dust jacket (lightly chipped on edges with minor loss at base of spine). The story of how Ralph Hardcastle avenged the murder of his father at the hands of the infamous Kestrel Gang.