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Published online by Cambridge University Press: 15 May 2009
The following is an addendum to a paper which appeared in the last number of this Journal.
The primary object of the paper was to give working formulae for the construction of a shortened Life-Table, set forth with sufficient clearness to enable them to be practically used by anyone who understands ordinary arithmetic and the use of logarithms, without any necessary comprehension of the principles of the differential or of the integral calculus, by means of which the formulae have been deduced.