ISBN-13: 9781530579259 / Angielski / Miękka / 2016 / 106 str.
"La-ha-hoo la-ha-hoo " Far down the widening valley, and up the wild, picturesque ravine, rang the strange but not unmusical call. It awoke the slumbering echoes of the still place, and a hundred voices seemed to take up the cry, and pass it on as from mouth to mouth. But the boy's quick ears were not to be deceived by the mocking voices of the spirits of solitude, and presently the call rang out again with greater clearness than before: