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Herschel11552

From:
John Henry Lefroy
To:
Sir John Herschel
Date:
[20 April 1850]
Source of text:
RS:HS 11.469
Summary:

Believes that Edward Sabine has brought J. H. Lefroy's paper on the Aurora Borealis to JH's notice. Now presents another report on this subject, with comments.

Contributor:
John Herschel Project

Herschel11788

From:
Thomas Maclear
To:
Sir John Herschel
Date:
[1 April 1850]
Source of text:
RS:HS 12.148
Summary:

Giving his views on the proposed supply of a large reflector for the Cape Observatory.

Contributor:
John Herschel Project

Herschel12193

From:
William Morison
To:
Sir John Herschel
Date:
[22 April 1850]
Source of text:
RS:HS 13.51
Summary:

Sends a copy of the notice in the Times of a fall of ice in Rossshire, also an account of a similar fall in India in 1826. Comments on these occurrences. [James] Dalmahay has constructed a slide rule for computing the dew-point.

Contributor:
John Herschel Project

Herschel13528

From:
Sir John Herschel
To:
Francis Beaufort
Date:
[29 April 1850]
Source of text:
TxU:H/L-0759; Reel 1089
Summary:

Reimbursement from Navy for bills paid by JH to Georg Merz for 'Cape Equatorial.'

Contributor:
John Herschel Project

Herschel13714

From:
Francis Beaufort
To:
Sir John Herschel
Date:
[26 April 1850]
Source of text:
TxU:H/M-0069; Reel 1087 (ACC: Hydrographic Office Letter Book)
Summary:

Encloses note from accountant general of Navy about payment of Cape telescope. Send receipt to FB to complete transaction.

Contributor:
John Herschel Project

Herschel14767

From:
John Thomas Briggs
To:
Francis Beaufort
Date:
[25 April 1850]
Source of text:
TxU:H/M-0977; Reel 1083
Summary:

Please ask JH to send receipts to account for £316 spent on equatorial telescope from Munich.

Contributor:
John Herschel Project

Herschel1530

From:
Sir John Herschel
To:
Unidentified
Date:
[18 April 1850]
Source of text:
APS B.H435p.15
Summary:

Cannot accept the invitation to stay during the B.A.A.S. meeting in Edinburgh, as JH will be unable to come.

Contributor:
John Herschel Project

Herschel1616

From:
Sir John Herschel
To:
Richard Sheepshanks
Date:
[7 April 1850]
Source of text:
RS:HS 16.101 (C: RS:HS 25.9.65)
Summary:

Selection procedures for the vacant astronomy post at Trivandrum [see RS's 1850-3-31].

Contributor:
John Herschel Project

Herschel1617

From:
Sir John Herschel
To:
Richard Sheepshanks
Date:
[23 April 1850]
Source of text:
RS:HS 16.102 (C: RS:HS 25.9.66)
Summary:

About some difficulty in trying to determine [Andrew] Graham's interest in the Trivandrum post.

Contributor:
John Herschel Project

Herschel1618

From:
Sir John Herschel
To:
Richard Sheepshanks
Date:
[25 April 1850]
Source of text:
RS:HS 16.103 (C: RS:HS 25.9.67)
Summary:

[Andrew] Graham is not interested in the post [see JH's 1850-4-23].

Contributor:
John Herschel Project

Herschel1925

From:
Sir John Herschel
To:
L. H. Robson
Date:
[5 April 1850]
Source of text:
DMC 695A.885.2
Summary:

Sends some post office stamps to pay for a 'certificate'.

Contributor:
John Herschel Project

Herschel2175

From:
Samuel Rogers
To:
Sir John Herschel
Date:
[13 April 1850]
Source of text:
RS:HS 14.420
Summary:

Thanks JH for the volume of verse. Hopes the Herschels will visit if they come to London.

Contributor:
John Herschel Project

Herschel2917

From:
Heinrich Christian Schumacher
To:
Sir John Herschel
Date:
[16 April 1850]
Source of text:
RS:HS 15.407
Summary:

Asks JH to accept sunspot observations made over 14 years by the late [J. W.] Pastorff of Altona Observatory. Accompanying micrometrical measurements are worthless due to mounting of telescope.

Contributor:
John Herschel Project

Herschel2918

From:
Heinrich Christian Schumacher
To:
Sir John Herschel
Date:
[26 April 1850]
Source of text:
RS:HS 15.408
Summary:

Sends [J. W.] Pastorff's solar observations [see HS's 1850-4-16] as JH's own property.

Contributor:
John Herschel Project

Herschel3142

From:
William Henry Sykes
To:
Sir John Herschel
Date:
[27 April 1850]
Source of text:
RS:HS 17.147
Summary:

Discusses balloon experiments to explain fall of barometer with humidity, and explains more discrepancies in vapor-pressure observations. Mentions new 'Hygrometric condenser' as an alternative to wet bulb experiments.

Contributor:
John Herschel Project

Herschel3217

From:
William Henry Sykes
To:
Sir John Herschel
Date:
[19 April 1850]
Source of text:
RS:HS 17.146
Summary:

Clarifies results of pressure oscillations on two coasts of India as similar despite different weather conditions, and deems results thus unsatisfactory; explores reasons and suggests solutions for lack of success.

Contributor:
John Herschel Project

Herschel3237

From:
Sir John Herschel
To:
[William Parsons (Lord Rosse)?]
Date:
[10 April 1850]
Source of text:
RS MC.4.340
Summary:

Discusses changes in system of awarding R.S.L. Royal Medals.

Contributor:
John Herschel Project

Herschel3504

From:
Sir John Herschel
To:
William Rowan Hamilton
Date:
[26 April 1850]
Source of text:
TCD 1493:478
Summary:

A Mr. Patton has applied for a position as astronomer. Is he 'conversant with practical observing'?

Contributor:
John Herschel Project

Herschel4111

From:
Thomas Lewin
To:
Sir John Herschel
Date:
[20 April 1850]
Source of text:
Harvard: Houghton AAH 67m-67 (91)
Summary:

Thanks JH for some historical information on events of the first century A.D. [for TL's study on the life of St. Paul].

Contributor:
John Herschel Project

Herschel5574

From:
Friedrich Eduard Beneke
To:
Sir John Herschel
Date:
[11 April 1850]
Source of text:
RS:HS 4.64
Summary:

Letter to accompany a gift of the first part of FB's popular psychology work.

Contributor:
John Herschel Project
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