A Pale Horse (Inspector Ian Rutledge Series #10)

The Great War never relinquished its hold on Scotland Yard Inspector Ian Rutledge, leaving him haunted and isolated, unable to forget. In the spring of 1920, he's dispatched to Berkshire to find a missing man whose war work is so secret even Rutledge cannot know its true nature. Meanwhile, miles away, an unidentified body has been discovered in the ruins of a Yorkshire abbey, clothed in a monk's robe and wearing a gas mask.

In the shadow of a great white horse cut into the chalk hillsid…