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From:
Charles Robert Darwin
To:
James Samuelson
Date:
19 Jan [1866?]
Source of text:
Dreweatts Bloomsbury Auctions (dealers) (25 September 2014)
Summary:

CD is happy to sign photograph. He will only require one copy of the journal.

Contributor:
Darwin Correspondence Project
From:
Sir John Herschel
To:
Isaac Todhunter
Date:
[19 January 1866]
Source of text:
RS:HS 24.139
Summary:

Describes the problem of 'probability of three points on a plane forming an acute triangle.' Notes Augustus De Morgan has the same solution to the problem.

Contributor:
John Herschel Project
From:
John Couch Adams
To:
Sir John Herschel
Date:
[19 January 1866]
Source of text:
RS:HS 1.9
Summary:

Asking JH to send a few encouraging lines to George Rümker, director of the Hamburg Observatory, on his memoir 'Circumpolar nebeln.'

Contributor:
John Herschel Project
From:
Sir Joseph Dalton Hooker
To:
Sir Henry Barkly
Date:
19 January 1866
Source of text:
JDH/2/3/1 f.154-155, The Royal Botanic Gardens, Kew
Summary:

No summary available.

Contributor:
Hooker Project