The Power-House
by John Buchan
When his friend Charles Pitt-Heron mysteriously disappears, Edward Lieten is only slightly worried at first. But a series of strange events following Pitt-Heron's disappearance convince Lieuten that he is dealing with an ominous secret society. Their code name is "Power House." Authorities cannot act without evidence. As he delves deeper into the underworld, Lieuten finds himself alone with the enemy and in dire danger.