Search: Herschel, John in correspondent 
1860-1869::1865 in date 
Lyell, Charles in addressee 
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Herschel11517

From:
Sir John Herschel
To:
Sir Charles Lyell
Date:
[29 January 1865]
Source of text:
RS:HS 11.430 & 24.83
Summary:

Sending a lump of a substance quarried near Edenderry; has found some very similar in a quarry of his own. Can send some more specimens. Congratulations on his Baronetcy. Has been prostrated with bronchitis.

Contributor:
John Herschel Project

Herschel1502

From:
Sir John Herschel
To:
Sir Charles Lyell
Date:
[3 February 1865]
Source of text:
APS B.D25.L.6 (C: RS:HS 24:85)
Summary:

Comments on the revolution of the apsides of the earth's orbit and its effect on glacier theory; further comments on the earth pyramids of Botzen [see CL's 1865-1-31], and associated phenomena.

Contributor:
John Herschel Project

Herschel1504

From:
Sir John Herschel
To:
Sir Charles Lyell
Date:
[6 February 1865]
Source of text:
APS B.D25.L.8 (C: RS:HS 24.89)
Summary:

Writes to CL about JH's response to James Croll's paper. Includes an extract from JH's letter to James Croll [see JH's 1865-2-6].

Contributor:
John Herschel Project

Herschel1505

From:
Sir John Herschel
To:
Sir Charles Lyell
Date:
[15 February 1865]
Source of text:
APS B.D25.L.9 (C: RS:HS 11.433 & 24.91 & 92)
Summary:

Does not gainsay the influence of distribution of land and sea on the climate. The change of eccentricity is also a powerful influence. Comments on this. Sees that CL's book is published. Is it too late to send his drawings of the earth pyramids?

Contributor:
John Herschel Project

Herschel1506

From:
Sir John Herschel
To:
Sir Charles Lyell
Date:
[19 February 1865]
Source of text:
APS B.D25.L.10 (draft: RS:HS 11.435 & 24.94 & 95)
Summary:

Thanks for his Elements [of Geology]. Evidence from the Arctic shells is decisive. Sends drawings by book post. Comments on these drawings. Near Arezzo are similar phenomena in a soft sandy limestone. Measured the tallest column at Riten and found it 74' 10" from stone cap to base.

Contributor:
John Herschel Project

Herschel1507

From:
Sir John Herschel
To:
Sir Charles Lyell
Date:
[26 February 1865]
Source of text:
APS B.D25.L.11 (C: RS:HS 24.97)
Summary:

Some comments on the variation of the eccentricity of the earth's orbit, and the geography of Mars.

Contributor:
John Herschel Project

Herschel1508

From:
Sir John Herschel
To:
Sir Charles Lyell
Date:
[5 March 1865]
Source of text:
APS B.D25.L.12 (C: RS:HS 11.438 & 24.98 & 24.99)
Summary:

Comments on why JH gave 239 degrees F as the temperature of space. Geological specimens may be given to the Geological Society or to the Jermyn Street Museum.

Contributor:
John Herschel Project

Herschel1509

From:
Sir John Herschel
To:
Sir Charles Lyell
Date:
[25 April 1865]
Source of text:
APS B.D25.L.13 (C: RS:HS 24.105)
Summary:

Comments on a table of U. J. J. Leverrier on the eccentricities of the earth's orbit.

Contributor:
John Herschel Project

Herschel1510

From:
Sir John Herschel
To:
Sir Charles Lyell
Date:
[6 May 1865]
Source of text:
APS B.D25.L.14 (C: RS:HS 24.108)
Summary:

Further comments on the theory of glacier formation, urging causes beyond merely astronomical ones.

Contributor:
John Herschel Project

Herschel1511

From:
Sir John Herschel
To:
Sir Charles Lyell
Date:
[7 December 1865]
Source of text:
APS B.D25.L.15 (C: RS:HS 24.132)
Summary:

Describes exactly the route JH took to get to the point where he made his drawings of the earth pyramids at Botzen.

Contributor:
John Herschel Project
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