Search: Herschel, John in correspondent 
Airy, George Biddell in correspondent 
John Herschel Project in contributor 
letter in document-type 
1840-1849::1842::08 in date 
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Showing 1–5 of 5 items

Herschel175

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[19 August 1842]
Source of text:
RGO 6.693.108
Summary:

Asks GA's opinion as to whether Ordinance observatories should make their magnetic observations on a 3-minute or 5-minute system.

Contributor:
John Herschel Project

Herschel4717

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[24 August 1842]
Source of text:
RS:HS 1.106 (C: RGO 6.368.655)
Summary:

Returning packet of papers on magnetism. Encloses copy of a letter he has sent to Edward Sabine. Has seen the recent eclipse of the sun.

Contributor:
John Herschel Project

Herschel107

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[25 August 1842]
Source of text:
RGO 6.675.329
Summary:

A note to accompany some letters being returned to GA.

Contributor:
John Herschel Project

Herschel176

From:
Sir John Herschel
To:
George Biddell Airy
Date:
[25 August 1842]
Source of text:
RGO 6.693.110 (C: RGO 6.675.327; draft not in JH's hand RS:HS 1.107 & 22.132)
Summary:

Is organizing a committee to revise the instructions for observers at magnetic observatories; GA is on it.

Contributor:
John Herschel Project

Herschel4718

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[31 August 1842]
Source of text:
RS:HS 1.108 (C: RGO 6.675.330)
Summary:

Encloses copy of a letter written to Edward Sabine. Wants instruments of quicker vibration.

Contributor:
John Herschel Project
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