As long as the lone red-coated equestrian policemen of the Northwest, tracking cattle thieves across uninhabited prairies and fighting hordes of warriors, have something to do with the boy approaching his teens, Mr. Leighton’s frank tales will be in demand. Wolves, carbines, bags of gold and logging run through its pages, and Sergeant Silk meets them all – a combination of Sir Robert Baden-Powell and Sherlock Holmes in a red military jacket.