A swift-moving, dramatic story of life and adventure in the STEEL WORKS of LEEDS; introducing George Marsden Plummer and SEXTON BLAKE, detective. Complete in this Issue. Introducing George Marsden Plummer It's a far cry from the sun-drenched jungle of South America to the smoky skies of Leeds. But the jungle is where the affair of the rotten rails began, and that's where George Marsden Plummer started from- a long journey to meet defeat at the hands of Sexton Blake. But there was a lot happening in between as you shall see.