7th triennial report of vaccination in Bengal.

  • Bengal (India)
Date:
[1908]
Catalogue details

Licence: Public Domain Mark

Credit: 7th triennial report of vaccination in Bengal. Source: Wellcome Collection.

    11/50 (page 5)
    Diagram illustrating desth-ratea from emall.poi, and degree ot protection afforded. 10. The following diagram illustrates the death-rates from small-pox iu each district with side by side the proportion of population protected against the disease by vaccination during the past seven years 1901—1908.