Search: Herschel, John in correspondent 
1860-1869 in date 
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Herschel10641

From:
Frederick Howlett
To:
Sir John Herschel
Date:
[9 May 1864]
Source of text:
RS:HS 10.19
Summary:

Is grateful for his communication on the proposed solar eyepiece. Will call round on his way to town to ascertain if he can leave the manuscript with [Thomas?] Cooke, the instrument maker, so that he can have some idea of the work involved. James Nasmyth will pay attention to screen projection.

Contributor:
John Herschel Project

Herschel10642

From:
Sir John Herschel
To:
Frederick Howlett
Date:
[29 April 1867]
Source of text:
RS:HS 10.18 & 24.194
Summary:

Would like FH to study a phenomenon that JH has noticed on the sun's disk and that has no connections with sun-spots.

Contributor:
John Herschel Project

Herschel10643

From:
Frederick Howlett
To:
Sir John Herschel
Date:
[4 May 1867]
Source of text:
RS:HS 10.20
Summary:

Is uncertain if he has detected the lightlines on the solar surface to which JH has called attention, but there does seem to be something unusual there. No sun spots are visible just now.

Contributor:
John Herschel Project

Herschel10644

From:
Sir John Herschel
To:
Frederick Howlett
Date:
[5 May 1867]
Source of text:
RS:HS 24.198
Summary:

Proposes to travel to visit FH next day to observe the sun with him.

Contributor:
John Herschel Project

Herschel10645

From:
Frederick Howlett
To:
Sir John Herschel
Date:
[27 April 1867]
Source of text:
RS:HS 10.21
Summary:

Regrets he was out when JH called. Thanks for the elegant verses. Will be moving shortly to a place nearer London, which promises much. Gives notes on some more sun spots, which he has recently observed.

Contributor:
John Herschel Project

Herschel10646

From:
Sir John Herschel
To:
Frederick Howlett
Date:
[10 October 1868]
Source of text:
RS:HS 24.231
Summary:

Details about sunspot observations.

Contributor:
John Herschel Project

Herschel10647

From:
Frederick Howlett
To:
Sir John Herschel
Date:
[13 October 1868]
Source of text:
RS:HS 10.22
Summary:

Much obliged for his kind notes on sunspots; there has been a wonderful variety lately. Will make a study of the Julian dates. Can see the Crystal Palace fireworks splendidly from his house.

Contributor:
John Herschel Project

Herschel10655

From:
Henry Hudson
To:
Sir John Herschel
Date:
[23 December 1867]
Source of text:
RS:HS 10.28
Summary:

As JH has approved Dr. W. C. Wells's Theory of Dew he encloses extracts from the Gardeners' Chronicle to show that Wells based his paper on a false theory.

Contributor:
John Herschel Project

Herschel10656

From:
Henry Hudson
To:
Sir John Herschel
Date:
[4 January 1868]
Source of text:
RS:HS 10.29
Summary:

Makes no claim to originality for his experiments; thinks highly of Dr. W. C. Wells but would like to know whether [Pierre] Prévost's theory is tenable.

Contributor:
John Herschel Project

Herschel10667

From:
Sir William Huggins
To:
Sir John Herschel
Date:
[18 May 1866]
Source of text:
RS:HS 10.40
Summary:

Giving observations of a new star observed by him and some of his correspondents.

Contributor:
John Herschel Project

Herschel10668

From:
Sir John Herschel
To:
Sir William Huggins
Date:
[19 May 1866]
Source of text:
RS:HS 24.156
Summary:

Comments on new star reported by WH [see WH's 1866-5-18]; includes diagram of that portion of the sky.

Contributor:
John Herschel Project

Herschel10669

From:
Sir William Huggins
To:
Sir John Herschel
Date:
[21 May 1866]
Source of text:
RS:HS 10.41
Summary:

Much obliged for his observations of June 1842. Probably the same star that is now being observed. Gives observations sent him by G. B. Airy.

Contributor:
John Herschel Project

Herschel10670

From:
Sir William Huggins
To:
Sir John Herschel
Date:
[2 July 1868]
Source of text:
RS:HS 10.42
Summary:

Has just found that the bands of light from the comet are resolved by the spectroscope into bands that constitute a modified form of carbon. The spectrum of the comet was compared directly with a current of olefiant gas.

Contributor:
John Herschel Project

Herschel10671

From:
Sir John Herschel
To:
Sir William Huggins
Date:
[6 July 1868]
Source of text:
RS:HS 24.219
Summary:

Comments on WH's spectroscopic examination of cometary tails [see WH's 1868-7-2].

Contributor:
John Herschel Project

Herschel10672

From:
Sir William Huggins
To:
Sir John Herschel
Date:
[27 July 1868]
Source of text:
RS:HS 10.43
Summary:

Is grateful for his note. Has sent a paper to the R.S.L. on cometary phenomena and encloses a copy of the part in which he refers to JH's views. Would be glad if it were possible to explain the phenomena of tails.

Contributor:
John Herschel Project

Herschel10673

From:
Sir John Herschel
To:
Sir William Huggins
Date:
[31 July 1868]
Source of text:
RS:HS 10.44 & 24.221
Summary:

Has been occupied with the wedding of his daughter [Amelia], so unable to read his paper before. Comments on the various theories regarding the tail of the comet. Regrets his statements do not agree with those of WH.

Contributor:
John Herschel Project

Herschel10674

From:
Sir William Huggins
To:
Sir John Herschel
Date:
[1 August 1868]
Source of text:
RS:HS 10.45
Summary:

Much obliged for his suggestions regarding the comet; comments on these suggestions. His own observations were made on the comet, not its tail. Would be pleased for him to visit his observatory when in London.

Contributor:
John Herschel Project

Herschel10675

From:
Sir John Herschel
To:
Sir William Huggins
Date:
[5 August 1868]
Source of text:
RS:HS 24.223
Summary:

Comments on WH's finding the carbon line in WH's spectroscopic examinations of cometary tails.

Contributor:
John Herschel Project

Herschel10676

From:
Sir John Herschel
To:
Sir William Huggins
Date:
[14 October 1868]
Source of text:
RS:HS 24.233
Summary:

A note to accompany JH's biographical sketch of William Dawes.

Contributor:
John Herschel Project

Herschel10677

From:
Sir William Huggins
To:
Sir John Herschel
Date:
[20 November 1868]
Source of text:
RS:HS 10.46
Summary:

Sending a photograph of a solar prominence he has received from Major J. F. Tennant. Comments on various features. At the Transit of Mercury he saw the phenomenon described by J. H. Schröter.

Contributor:
John Herschel Project
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