LONGEVITY

is the term used both for average duration of life in a community and for great length of life reached by particular individuals. The figures given in the, British life table exhibit the combined experience of seventeen a urance offices. A person at the age of 10 may expect to live 4876 years longer 60 years; at 1377 20 years at 80 41 years '49 years 478; years at 40 years longer, 27 but ’28; the at Lowell, average duration; of life is higher in women than men.