22(i (º.Éééé I'liili's
Plate 5. Florence Nightingale's "balwing" or ••coxcomb" diagram, forerunner of
the modern pie chart. Unlike the modern pie chart, the sectors here do not. represent
percent ages. Rather, thoy give the monthly death tolls from wounds and disease
during the Crimean War of 1854 1855. Nowadays, such data would be presented
as a line graph.