The Dangerous Game by William Le Queux: Hidden hands

William Le Queux Collection (CCXCII): Tickencote Treasure (Top Classics)

William Le Queux Collection (CLXXXVIII): Bomb Makers Lady (Top Classics)

William Le Queux Collection (DCLXXXIII): Woman Debt Gamblers (Top Classics)

William Le Queux Collection (DXVII): Crystal Claw Tracked Wireless (Top Classics)