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Ross, James Clark in correspondent 
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From:
James Clark Ross
To:
Sir John Herschel
Date:
n.d.
Source of text:
RS:HS 14.431
Summary:

Engaged at the Lightning Commission. Will assist JH when he needs help. Used chart of the Antarctic region he mentioned.

Contributor:
John Herschel Project
From:
James Clark Ross
To:
Sir John Herschel
Date:
[28 March 1839]
Source of text:
TxU:H/M-0461; Reel 1093
Summary:

Admiralty assigned Erebus and Terror to Antarctic expedition. Asks JH and Lord Northampton to request approval from Treasury for procurement of scientific instruments. Wants to consult with JH soon.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
James Clark Ross
Date:
[29 March 1839]
Source of text:
RS Sa.646
Summary:

On instruments for fixed stations. Fears that naval expedition will be detained.

Contributor:
John Herschel Project
From:
James Clark Ross
To:
Sir John Herschel
Date:
[30 March 1839]
Source of text:
TxU:H/M-0462; Reel 1093
Summary:

Wants to order three complete sets of magnetic and meteorological instruments for observations at St. Helena, at Cape of Good Hope, and aboard expedition ships. Admiralty cannot furnish instruments. Asks JH to continue efforts to obtain authorization from Treasury.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
James Clark Ross
Date:
[4 April 1839]
Source of text:
RS Sa.647
Summary:

Concerns about equipment for fixed observatories, for which aid will come from B.A.A.S., and for [naval] expedition. Expresses vital importance of meteorological observatory on Van Diemen's Land.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
James Clark Ross
Date:
[19 July 1839]
Source of text:
RS:HS 14.432 (C: RS:HS 25.13.5)
Summary:

Describes method of suspending furniture in a ship such that the furniture is less influenced by the ship's motion.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
James Clark Ross
Date:
[27 July 1839]
Source of text:
RS Sa.649
Summary:

Because of R.S.L. council meeting on Thursday, suggests Friday meeting with JL and several others.

Contributor:
John Herschel Project
From:
James Clark Ross
To:
Sir John Herschel
Date:
[31 July 1839]
Source of text:
TxU:H/M-0463; Reel 1093
Summary:

Preparations for departure prevented JR from dining with JH at Slough. Working on pendulum with Edward Sabine. Thanks JH for sending gimbals.

Contributor:
John Herschel Project
From:
James Clark Ross
To:
Sir John Herschel
Date:
[10 August 1839]
Source of text:
RS:HS 14.427
Summary:

Saturday the 17th will be convenient because it gives him time to finish his pendulum experiments.

Contributor:
John Herschel Project
From:
James Clark Ross
To:
Sir John Herschel
Date:
[29 September 1843]
Source of text:
RS:HS 14.428
Summary:

Cannot at present accept Lady Herschel's invitation to Collingwood. Is getting married.

Contributor:
John Herschel Project
From:
James Clark Ross
To:
Sir John Herschel
Date:
[30 April 1847]
Source of text:
RS:HS 14.429
Summary:

Wants JH to name the circle of uniform temperature of the ocean near the equator. Explains the circle of uniform temperature.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
James Clark Ross
Date:
[5 May 1847]
Source of text:
RS Sa.654
Summary:

Speculates on name for JR's 'hot and cold basins' and on causes of equatorial heat and polar cold.

Contributor:
John Herschel Project
From:
James Clark Ross
To:
Sir John Herschel
Date:
[23 August 1847]
Source of text:
RAS:JH Archive 10/5.38; Reel 9
Summary:

Congratulations on completion of 'Herculean labors' represented in Cape Results.

Contributor:
John Herschel Project
From:
James Clark Ross
To:
Sir John Herschel
Date:
[23 April 1848]
Source of text:
RS:HS 14.430
Summary:

Going to the Arctic. Wants suggestions for experiments. Will pursue barometric experiments. Royal Society has not published his Antarctic research. Will send those documents to JH first for revision.

Contributor:
John Herschel Project