Book seventeen in the Inspector Lestrade series. Everybody, they say, has a book in them. Retired Chief Inspector Walter Dew certainly did. And it took him back to the good old days, when coppers lived in station houses, that nice Mr Campbell-Bannerman was at Number Ten and Britain had the biggest empire in the world. But, under the streets of London, something stirred. More than that, there was a muttering that grew to a grumbling...