John Buchan's hero Edward Leithen chances upon a worldwide plan for domination. With his own life (and those of his friends) depending on the outcome of his struggle, he engages in combat the anarchic brain behind "The Power-House".
Public Domain (P)2006 Assembled Stories
The author, despite being very busy in Public Service, wrote over 50 books during his life, but his particular talent was for writing fast-moving adventure stories. The Power-House, a good example of this genre, was first published in 1916.