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DCP-LETT-2044

From:
Henry Doubleday
To:
Charles Robert Darwin
Date:
26 Jan 1857
Source of text:
DAR 162: 235
Summary:

Sends specimens of Tortrix, which illustrate the extraordinary variation of markings in two or three species. In every family of Lepidoptera there seem to be species extremely prone to vary and in some localities they vary more than in others.

Contributor:
Darwin Correspondence Project

Herschel7290

From:
G. F. Daniell
To:
Sir John Herschel
Date:
[26 January 1857]
Source of text:
RS:HS 6.469
Summary:

Forwarding a copy of a letter written by GD's father in which he quotes from JH's writings. Is grateful for the tribute he paid to his father at the B.A.A.S. meeting.

Contributor:
John Herschel Project

Tyndall1324

From:
John Tyndall
To:
Thomas Archer Hirst
Date:
26th January 1857
Source of text:
MS JT/1/T/637; MS JT/1/HTYP/488-9, RI
Summary:

No summary available.

Contributor:
Tyndall Project
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