Search: Darwin, C. R. in addressee 
1880-1889::1881::04::16 in date 
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From:
Ernst L. Zeuschner
To:
Charles Robert Darwin
Date:
16 Apr 1881
Source of text:
DAR 184: 8
Summary:

Sends pamphlet showing that magnetism is the fundamental element by which all is created and maintained.

Contributor:
Darwin Correspondence Project
From:
Alexander Agassiz
To:
Charles Robert Darwin
Date:
16 Apr 1881
Source of text:
G. R. Agassiz ed. 1913 , pp. 281–2
Summary:

Is mapping coral distribution on the Tortugas reef. His observations on the Florida peninsula suggest that it was built up from the debris of animal remains and was not elevated.

Contributor:
Darwin Correspondence Project