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Herschel, John in addressee 
1860-1869::1861 in date 
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From:
Charles Robert Darwin
To:
John Frederick William Herschel, 1st baronet
Date:
23 May [1861]
Source of text:
The Royal Society (HS 6:17)
Summary:

Thanks JFWH for his "Physical geography" [from the Encyclopaedia Britannica (1861)]

and for what he says about Origin, though JFWH goes but a little way with CD. Gives reasons why he cannot accept "Design" in nature, though he is in a "complete jumble" on the point. Is confident of his views because they have aided good workers in several fields to "group and understand many scattered facts".

Contributor:
Darwin Correspondence Project
From:
John R. Hind
To:
Sir John Herschel
Date:
[25 May 1861]
Source of text:
RS:HS 9.367
Summary:

Has been studying the star discovered by Anthelm [Voituret Anthelme] in 1670. The star he discovered in Ophiuchus has not disappeared as stated by some astronomers. Bishop is seriously ill.

Contributor:
John Herschel Project
From:
Joseph Baxendell
To:
Sir John Herschel
Date:
[25 May 1861]
Source of text:
RS:HS 3.307
Summary:

Thanks for his book on meteorology. On the reliability of hygrometers.

Contributor:
John Herschel Project
From:
Ann Smyth
To:
Sir John Herschel
Date:
8 June [1861?]
Source of text:
RS:HS 16.222
Summary:

Regrets missing JH's visit. W. H. Smyth having trouble walking.

Contributor:
John Herschel Project
From:
Charles Pritchard
To:
Sir John Herschel
Date:
[10 June 1861]
Source of text:
RS:HS 14.82
Summary:

Observes and measures sunspots. Takes spectrum of solar photosphere; detects sodium and magnesium absorption lines. Pleased with Alexander Herschel's work on the solar spectrum; wishes he would begin work on stellar spectra.

Contributor:
John Herschel Project
From:
John R. Hind
To:
Sir John Herschel
Date:
[10 June 1861]
Source of text:
RS:HS 9.368
Summary:

Has received several letters from German astronomers on U. J. J. Leverrier's suggestions for the re-naming of the asteroids. Comments on this. Is preparing a report for the R.A.S. and would like to hear JH's views on the subject.

Contributor:
John Herschel Project
From:
Marc Seguin
To:
Sir John Herschel
Date:
[10 June 1861]
Source of text:
RS:HS 17.184
Summary:

Important office in French Institute has been passed on to MS. Compliments JH and many other members of R.S.L., and suggests exchange of ideas, asking JH for delivery of latest edition of JH's astronomy text, discusses idea of heat as motion, and other concepts. Expresses high scientific aspirations.

Contributor:
John Herschel Project
From:
Andres Poey
To:
Sir John Herschel
Date:
[12 June 1861]
Source of text:
RS:HS 14.172
Summary:

Sends some memoirs to JH. Is keeping the most recent ones. Has always cited JH in his works. Requests JH's critique of AP's work on photo-electric images. Leaves London in an hour and regrets not having met JH.

Contributor:
John Herschel Project
From:
Alexis Caswell
To:
Sir John Herschel
Date:
[15 June 1861]
Source of text:
RS:HS 5.327
Summary:

Will be leaving for America shortly so regrets he will be unable to visit him. Has happy memories of his interview at Greenwich.

Contributor:
John Herschel Project
From:
John R. Hind
To:
Sir John Herschel
Date:
[15 June 1861]
Source of text:
RS:HS 9.369
Summary:

Is very pleased he agrees with the present system of naming the asteroids; so does G. B. Airy. George Bishop died yesterday, and the Observatory is now in the hands of Bishop's son.

Contributor:
John Herschel Project
From:
Alexander Bridport Becher
To:
Sir John Herschel
Date:
[24 June 1861]
Source of text:
TxU:H/M-0075; Reel 1087
Summary:

Regrets delay in paying JH's expenses for visitation of Royal Observatory.

Contributor:
John Herschel Project
From:
John R. Hind
To:
Sir John Herschel
Date:
[24 June 1861]
Source of text:
RS:HS 9.370
Summary:

Sends his calculation of the number of days from the commencement of the Julian period to 1 Jan. 1801; the result agrees with that of JH.

Contributor:
John Herschel Project
From:
Sir Joseph D. Hooker
To:
Sir John Herschel
Date:
[24 June 1861]
Source of text:
RS:HS 10.206
Summary:

Father is unable to write so he has to thank him for his letter and the offer of Leucadendron seeds. Will try some experiments with them. Comments on some of C. R. Darwin's theories. Has he tried the Peruvian potato experiment? Does not remember a Camellia fruiting.

Contributor:
John Herschel Project
From:
Warren de La Rue
To:
Sir John Herschel
Date:
[26 June 1861]
Source of text:
RS:HS 6.148
Summary:

Gives diameter of the sun's image. Used an ordinary eye-piece. There must be some mistake about the penumbra. It is possible now to take daily records of the surface of the sun.

Contributor:
John Herschel Project
From:
Charles Babbage
To:
Sir John Herschel
Date:
[30 June 1861]
Source of text:
RS:HS 2.331
Summary:

Is sending a book of travels by Mr. Tyler, which gives an account of the Mexican stone and flint implements. Alexander Herschel called. The latter's experiments with hydrogen are useful.

Contributor:
John Herschel Project
From:
Augustus De Morgan
To:
Sir John Herschel
Date:
[1 July 1861]
Source of text:
RS:HS 6.346
Summary:

Has not heard from him for a long time. Did he receive his red and black logarithms? JH's son Alexander has sent him a mathematical problem. George Bishop has died and the observatory and instruments are to be sold. Sends two riddles. Sees that JH has proved that the sun is liquid fire.

Contributor:
John Herschel Project
From:
James Challis
To:
Sir John Herschel
Date:
[10 July 1861]
Source of text:
RS:HS 5.237
Summary:

Encloses sketch of the comet seen on night of 30 June. Comments on various aspects of the comet.

Contributor:
John Herschel Project
From:
Augustus De Morgan
To:
Sir John Herschel
Date:
[15 July 1861]
Source of text:
RS:HS 6.347
Summary:

Sends a sonnet on the comet. Regarding works on spheroidal triangles. Supposes he may use the Feldhausen anecdote. Regarding the law of facility.

Contributor:
John Herschel Project
From:
William Henry Barton
To:
Sir John Herschel
Date:
[17 July 1861]
Source of text:
RS:HS 3.301
Summary:

Further regarding the Pyx accounts.

Contributor:
John Herschel Project
From:
William Stanley Jevons
To:
Sir John Herschel
Date:
[21 July 1861]
Source of text:
RS:HS 10.319
Summary:

Sending two papers he published some years ago, which agree with JH's theories regarding clouds. JH does not appear to know of their existence.

Contributor:
John Herschel Project