"Some years ago, Oliver Darkshire stepped into the hushed interior of Henry Sotheran Ltd (est. 1761) to apply for a job. Allured by the smell of old books and the temptation of a management-approved afternoon nap, Darkshire was soon unteetering stacks of first editions and placating the store's resident ghost (the late Mr. Sotheran, hit by a tram). By turns unhinged and earnest, Once Upon a Tome is the colorful story of life in one of the world's...