Text Online
From:
Darwin, H. E.
To:
Darwin, W. E.
Date:
[24 October 1861]
Source of text:
DAR 210.6: 81
Summary:
No summary available.
Contributor:
Darwin Family Letters
No summary available.
Discusses his observations at Glen Roy. Mentions glaciers seen by Hooker in the Himalayas. Discusses problems of glacier–lake theory.
Stresses importance for Balloon Committee of obtaining corresponding temperatures and pressures; describes two highly sensitive thermometers that might be built for this purpose.
No summary available.
No summary available.
No summary available.
No summary available.