From:
Joseph Dalton Hooker
To:
Charles Robert Darwin
Date:
21 Feb 1866
Source of text:
DAR 102: 59, 62–4
Summary:
Had Busks and Lyells to dinner.
Examines and criticises evidence for CD’s hypothesis that the glacial period was not one of universal cold. Physicists deny its possibility.
Contributor:
Darwin Correspondence Project