Katherine Woodfine's 'The Mystery of the Clockwork Sparrow' is a glittering blend of jewellery heist, shopping and first-world problems [Review]

The world's great department stores - Harrods and Selfridges in London, Bloomingdale's and Macy's in New York, Printemps in Paris - had their heyday at the turn of the 20th century. They were grand and opulent cathedrals of retail.