Contagion: Historical Views of Diseases and EpidemicsThese materials include digitized copies of books, serials, pamphlets, incunabula, and manuscripts—a total of more than 500,000 pages—many of which contain visual materials, such as plates, engravings, maps, charts, broadsides, and other illustrations. The collection also includes two unique sets of visual materials from the Center for the History of Medicine at Harvard’s Francis A. Countway Library of Medicine.