From:
Charles Robert Darwin
To:
John Stevens Henslow
Date:
18 Apr 1835
Source of text:
Royal Botanic Gardens, Kew (Henslow letters: 26 DAR/1/1/26)
Summary:
Has just returned from crossing the Cordilleras. Geological observations of formations representing great epochs of violence which broke up the earth’s crust. Shells at over 12000 feet. Silicified trees in sandstone formations at great heights. Red snow and viviparous lizards. Botanical specimens.
Contributor:
Darwin Correspondence Project