books.google.com - An 1865 report on public health in New York painted a grim picture of "high brick blocks and closely-packed houses . . . literally hives of sickness" propagating epidemics of cholera, smallpox, typhoid, typhus, and yellow fever, which swept through the whole city. In this stimulating collection of essays,...http://books.google.com/books/about/Hives_of_sickness.html?id=o34QxI6lHwAC&utm_source=gb-gplus-shareHives of sickness