Search: Herschel, John in addressee 
1850-1859::1856::04 in date 
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Herschel7979

From:
Alexander Wight, Jr.
To:
Sir John Herschel
Date:
[3 April 1856]
Source of text:
RS:HS 18.246
Summary:

Sends small lens. Its components neither parallel nor concentric; contains water. Suggests new polishing method. Estimates 4-foot lens would cost £7-£8. [JH Note: Tested and returned lens. Noted advantages and deficiencies and suggests improvements. Listed others who built similar lenses.]

Contributor:
John Herschel Project

Herschel4941

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[4-6-1856 or earlier
Source of text:
RS:HS 1.330
Summary:

Regarding experiments on the Mohamet's coffin theory. His son Wilfrid has won a scholarship at Trinity College, Cambridge.

Contributor:
John Herschel Project

Herschel9285

From:
Alexander John Ellis
To:
Sir John Herschel
Date:
[9 April 1856]
Source of text:
RS:HS 7.39
Summary:

Sending his completed universal alphabet with comments.

Contributor:
John Herschel Project

Herschel7980

From:
Alexander Wight, Jr.
To:
Sir John Herschel
Date:
[9 April 1856]
Source of text:
RS:HS 18.247
Summary:

Lens safely returned. Not aware of lenses in 1851 Exhibition or of C. F. Sturm's solid lenses. Notes advantages of plate glass. Offers to make three foot by three foot square lens. Recognizes limitations for use in astronomy; hopes for other applications.

Contributor:
John Herschel Project

Herschel6422

From:
William Benjamin Carpenter
To:
Sir John Herschel
Date:
[12 April 1856]
Source of text:
RS:HS 5.190
Summary:

Is considering becoming a candidate for the position of Registrar at London University and would welcome support from JH.

Contributor:
John Herschel Project

Herschel9465

From:
Few & Co.
To:
Sir John Herschel
Date:
[14 April 1856]
Source of text:
RS:HS 7.211
Summary:

Thanks for the check. Will search for the deeds.

Contributor:
John Herschel Project

Herschel4839

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[14 April 1856]
Source of text:
RS:HS 1.228 (C: RGO 6.376.360)
Summary:

Requesting advice on his reflex zenith tube. Regarding progress on 'Standards.'

Contributor:
John Herschel Project

Herschel6423

From:
William Benjamin Carpenter
To:
Sir John Herschel
Date:
[16 April 1856]
Source of text:
RS:HS 5.191
Summary:

Application for the position of Registrar at [London] University.

Contributor:
John Herschel Project

SOMERVILLE304

From:
Mary Somerville
To:
John Herschel
Date:
17 Apr 1856
Source of text:
HS 16.358, RS
Summary:

No summary available.

Contributor:
Brigitte Stenhouse

Herschel2667

From:
Mary Somerville
To:
Sir John Herschel
Date:
[17 April 1856]
Source of text:
RS:HS 16.358
Summary:

Needs help understanding Percades [?] quantity. Inquires as to well-being of family and sends regards.

Contributor:
John Herschel Project

Herschel6424

From:
William Benjamin Carpenter
To:
Sir John Herschel
Date:
[18 April 1856]
Source of text:
RS:HS 5.192
Summary:

Is grateful for JH's support for his application as Registrar. Encloses a copy of his application. Gives details of a binocular microscope he has received from Paris.

Contributor:
John Herschel Project

Herschel4840

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[23 April 1856]
Source of text:
RS:HS 1.229 (C: RGO 6.216.114)
Summary:

Wants one or more of JH's actinometers. Notes his suggestion about the zenith tube.

Contributor:
John Herschel Project

Herschel7875

From:
Henry Warburton
To:
Sir John Herschel
Date:
[28 April 1856]
Source of text:
RS:HS 18.79
Summary:

Heard JH not well. Offers him 'a nosegay, gathered from [JH's] own garden of the Differences of the Powers of Zero.' More notes on the self-repeating series. Developed two equations that HW may submit to Cambridge [Philosophical] Society.

Contributor:
John Herschel Project
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