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From:
Sir John Herschel
To:
the Athenaeum
Date:
25] January [1850
Source of text:
Athenaeum, #1162 (Feb. 2, 1850), 132
Summary:

[Writing anonymously], asks a question about the public understanding of the Gregorian calendar.

Contributor:
John Herschel Project
From:
Charles Robert Darwin
To:
Johannes Japetus Smith (Japetus) Steenstrup
Date:
25 Jan [1850]
Source of text:
Det Kongelige Bibliotek, Copenhagen (NKS 3460 4to)
Summary:

Thanks JS for fossil cirripedes. Discusses the specimens. Sends thanks to J. G. Forchhammer for specimens.

Contributor:
Darwin Correspondence Project
From:
Charles Robert Darwin
To:
Albany Hancock
Date:
[26 Jan – Mar 1850]
Source of text:
Archives of the New York Botanical Garden (Charles Finney Cox Collection)
Summary:

Discusses mollusc specimens and related notes sent to AH. Thanks him for cirripede specimens. Discusses various cirripede species.

Contributor:
Darwin Correspondence Project
From:
Sir John Herschel
To:
Lord Francis Jeffrey
Date:
[26 January 1850]
Source of text:
unknown
Summary:

Explaining his own idea of probability. [This appears to be the original, which was never sent as Lord Jeffrey died 1850-1-25.]

Contributor:
John Herschel Project
From:
Adolphe Quetelet
To:
Mary Somerville
Date:
28 Jan 1850
Source of text:
MSQ 1 / 6, Dep. c. 372, Bod, MS
Summary:

No summary available.

Contributor:
Brigitte Stenhouse
From:
Charles Robert Darwin
To:
Robert Fitch
Date:
[28 Jan 1850]
Source of text:
Norwich Castle
Summary:

Thanks him for cirripede specimens. Discusses RF’s collection.

Contributor:
Darwin Correspondence Project
Text Online
From:
George Biddell Airy
To:
Michael Faraday
Date:
28 January 1850
Source of text:
RGO 6/403, f.128
Summary:

No summary available.

Contributor:
Faraday Project
From:
Henry Warburton
To:
Sir John Herschel
Date:
[28 January 1850]
Source of text:
RS:HS 18.52
Summary:

Thanks for citing (18 months ago) John Brinkley's paper on 'General Term.' Heard that Augustus De Morgan notified JH of deductions HW drew from Brinkley's theorems, extending them into permutations and combinations. Re-read JH's ['On the Development of Exponential Functions' (1816)]. Asks where to buy JH's Examples in Finite Differences [1820] for HW's great-nephew [Howard Elphinstone].

Contributor:
John Herschel Project
Text Online
From:
J. S. Henslow
To:
Thomas Martin
Date:
28 January 1850
Source of text:
Bury St Edmunds Public Record Office FL586/13/1: 33
Summary:

No summary available.

Contributor:
Henslow Correspondence Project
From:
William Empson
To:
Sir John Herschel
Date:
[28] January 1850
Source of text:
RS:HS 19.271
Summary:

Reports death of Francis Jeffrey. JH's letter to Jeffrey arrived too late. Mrs. Jeffrey will return to [Haileybury?] with WE.

Contributor:
John Herschel Project
From:
E. W. Payne
To:
Sir John Herschel
Date:
[29 January 1850]
Source of text:
RS:HS 14.147
Summary:

Asks questions relevant to a series of books presenting science for juveniles.

Contributor:
John Herschel Project
Text Online
From:
Richard Spruce
To:
William Jackson Hooker
Date:
29 January 1850
Source of text:
Royal Botanic Gardens, Kew: KLDC10180
Summary:

No summary available.

Contributor:
Alfred Russel Wallace Correspondence Project
Text Online
From:
George Towler
To:
Michael Faraday
Date:
30 January 1850
Source of text:
IEE MS SC 2
Summary:

No summary available.

Contributor:
Faraday Project
From:
Sir Joseph Dalton Hooker
To:
Sir William Jackson Hooker
Date:
30 January 1850
Source of text:
JDH/1/10 f.252-255, The Royal Botanic Gardens, Kew
Summary:

No summary available.

Contributor:
Hooker Project
From:
Henry Warburton
To:
Sir John Herschel
Date:
[31 January 1850]
Source of text:
RS:HS 18.53
Summary:

Thanks for sending Examples in Finite Differences [1820] to WH's great-nephew Howard Elphinstone. John Brinkley's paper opened up new possibilities for permutations and combinations.

Contributor:
John Herschel Project
Text Online
From:
Michael Faraday
To:
George Biddell Airy
Date:
31 January 1850
Source of text:
RGO 6/403, f.132
Summary:

No summary available.

Contributor:
Faraday Project
From:
Sir Joseph Dalton Hooker
To:
Lady Maria Hooker (nee Turner)
Date:
31 January 1850
Source of text:
JDH/1/10 f.256-259, The Royal Botanic Gardens, Kew
Summary:

No summary available.

Contributor:
Hooker Project
From:
Charles Robert Darwin
To:
Robert Fitch
Date:
1 Feb [1850]
Source of text:
Norwich Castle
Summary:

Mentions illness.

Describes work on fossil cirripedes. Asks to keep specimens somewhat longer.

Contributor:
Darwin Correspondence Project
Text Online
From:
Adam Sedgwick
To:
J. S. Henslow
Date:
1 February 1850
Source of text:
Cambridge University Library MS Add. 8177: 284
Summary:

No summary available.

Contributor:
Henslow Correspondence Project
From:
Sir Joseph Dalton Hooker
To:
Sir William Jackson Hooker
Date:
-2-1850
Source of text:
JDH/1/10 f.260-261, The Royal Botanic Gardens, Kew
Summary:

No summary available.

Contributor:
Hooker Project