London Labour and the London Poor Volume IV.

This is volume four of the London Labour and the London Poor series. Mayhew went into deep, almost pedantic detail concerning the trades, habits, religion, and domestic arrangements of the thousands of people working the streets of the city. Much of the material comprises detailed interviews in which people candidly describe their lives and work. For instance, Jack Black talks about his job as "rat and mole destroyer to Her Majesty", remaining in good humour despite his experience of a succession of near-fatal infections from bites It is a work of Victorian journalism by Henry Mayhew. In the 1840s he observed, documented, and described the state of working people in London for a series of articles in a newspaper, the Morning Chronicle, that were later compiled into book form.