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DCP-LETT-3901

From:
Charles Robert Darwin
To:
Hugh Falconer
Date:
5 and 6 Jan 1863
Source of text:
DAR 144: 29
Summary:

His admiration for HF’s paper on American fossil elephant.

Notes "temporary irruption of S. American forms into N. America".

Rejoices that HF has "smashed" case of Mastodon on Timor.

Shares HF’s anger at Owen.

He is eager to hear about fossil bird [Archaeopteryx].

Comments on criticisms of species theory by [Johann Andreas?] Wagner.

Describes research on fertilisation of Melastomataceae.

Contributor:
Darwin Correspondence Project

Tyndall1960

From:
John Frederick William Herschel
To:
John Tyndall
Date:
Jan. 5/63
Source of text:
MS JT/1/H/99; MS JT/1/TYP/2/521-21a, RI
Summary:

No summary available.

Contributor:
Tyndall Project

Tyndall1959

From:
Mary Helen Dawes
To:
John Tyndall
Date:
December 6th
Source of text:
MS JT/1/TYP/1/324A, RI
Summary:

No summary available.

Contributor:
Tyndall Project

Herschel3359

From:
Sir John Herschel
To:
John Tyndall
Date:
[5 January 1863]
Source of text:
RS:HS 17.392b (C: 24.4; C: RI 521)
Summary:

Likes JT's explanation of sky's blue color. Has difficulty with JT's explanation of polarization of skylight. Comments on absorptive powers of vapor and liquid.

Contributor:
John Herschel Project
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