1870 1880 1890 1000 1910 



I I I I I I I I I j I I M I I I I I { I I I I I I I 1 I I I M I I I I I I I I I I 



+ 10% - 



+10% 



— 10% 



Massachusetts 



■ I •'•'■*■■'■''''''■■■ ^ ''''■''■"'''*'' ' 



-10% 



Figure 1. Variations in the Deathrate from 18T0 to 1910 



