From:
Charles Robert Darwin
To:
Athenæum
Date:
7 [July] 1869
Source of text:
Athenæum , 17 July 1869, p. 82
Summary:
Because readers have arrived at different answers to the problem of the rate of increase of elephants, CD offers a rule, used by his son George, for calculating the product for any number of generations.
[Letter erroneously dated June.]
Contributor:
Darwin Correspondence Project