4th impression of 1932 first edition. Green cloth covered boards (lightly worn, rounded and rubbed on corners and spine ends, mildly marked). Ex library, with lending marks on front endpaper only. Occasional spotting. In its original period dust jacket (rubbed and chapped at edges, tape repair at base of spine, two tears with minor loss. Helen Mary Elizabeth Clamp was a pen name of Irina Karlova; a profilmic and versatile author of the early 20th century, writing mostly romance, adventure and supernatural fiction. 0