Deaths from "flux" or smallpox, measles, all causes, and ratios of the the first two categories to total deaths.
This is a multiple time series consisting of 5 series: fpox, measles, all, fpox2all, measles2all.
Source
Guy, W. A. 1882. Two hundred and fifty years of small pox in London. Journal of the Royal Statistical Society 399-443.
References
Lancaster, H. O. 1990. Expectations of Life. Springer.
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