Text Online
From:
Darwin, G. H.
To:
Darwin, Emma
Date:
[before 24 February 1862]
Source of text:
DAR 251: 2229
Summary:
No summary available.
Contributor:
Darwin Family Letters
No summary available.
Asks JH's help in efforts to publish a complete edition of writings of physicist Augustin Fresnel.
Has heard of mules of canary and other finches breeding occasionally, but it is rare, and there is hardly one authenticated case of two such mules breeding together.
Sixteen of the household at Down are sick with influenza.
No summary available.
No summary available.
JB's solution to torsion thread arrangement is simpler and more ingenious than JH's. Enquires about details of gravimetric balance. Pendulum measurements. Density of continents. Clarification of JH's privileges as foreign associate of Institute. Death of J. B. Biot.
Thanks for their kind feelings towards him.