Aperçu gratuit du livre Observations On The Rate Of Mortality And Sickness Existing Amongst Friendly Societies: Particularized For Various Trades, Occupations, And Localities, With A Series Of Tables (1850)
Observations On The Rate Of Mortality And Sickness Existing Amongst Friendly Societies: Particularized For Various Trades, Occupations, And Localities, With A Series Of Tables (1850)