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Lloyd, Humphrey in correspondent 
Herschel, John in addressee 
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From:
Humphrey Lloyd
To:
Sir John Herschel
Date:
n.d.
Source of text:
RS:HS 11.290
Summary:

Pointing out one aspect of JH's report with which he does not agree, viz., the advantage of very small magnets in observations.

Contributor:
John Herschel Project
From:
Humphrey Lloyd
To:
Sir John Herschel
Date:
[9 June 1838]
Source of text:
RS:HS 11.263
Summary:

Would have liked to have welcomed JH on his return from the Cape, but academic duties prevented it. Royal Irish Academy progresses under W. R. Hamilton's presidency. His late father established a magnetic observatory at Dublin and HL is in charge.

Contributor:
John Herschel Project
From:
Humphrey Lloyd
To:
Sir John Herschel
Date:
[4 August 1838]
Source of text:
RS:HS 11.264
Summary:

Rejoices that JH is in favor of a South Polar expedition. Three years since a memorandum was presented to the government and thinks the B.A.A.S. should now present a further memo. Hopes JH will give it his support.

Contributor:
John Herschel Project
From:
Humphrey Lloyd
To:
Sir John Herschel
Date:
[25 October 1838]
Source of text:
RS:HS 11.265
Summary:

Agrees on the general plan for the expedition with the views of Edward Sabine. Gives some of his own comments for magnetic observations.

Contributor:
John Herschel Project
From:
Humphrey Lloyd
To:
Sir John Herschel
Date:
[13 November 1838]
Source of text:
RS:HS 11.266
Summary:

Has been considering with Edward Sabine that morning the requirements for the fixed observatories. Gives lists and also estimate of finances required for a three-year period.

Contributor:
John Herschel Project
From:
Humphrey Lloyd
To:
Sir John Herschel
Date:
[17 November 1838]
Source of text:
RS:HS 11.268
Summary:

Illness forces him to make a quick return home. Agrees with JH that scientific men should act unanimously when approaching government. Thinks the R.S.L. should go along with the B.A.A.S. as well. Hoped to consult G. B. Airy. Will see Edward Sabine to draw up the memorial.

Contributor:
John Herschel Project
From:
Humphrey Lloyd
To:
Sir John Herschel
Date:
[16 March 1839]
Source of text:
RS:HS 11.269
Summary:

Was pleased to hear of the success of JH's exertions. Comments on the instruments required. Thanks for his communication on the copper ring; will try it with the bifilar. W. H. F. Talbot talks of applying the photographic method to meteorological and magnetical instruments. Encloses a paper.

Contributor:
John Herschel Project
From:
Humphrey Lloyd
To:
Sir John Herschel
Date:
[17 April 1839]
Source of text:
RS:HS 11.270
Summary:

Has ordered the instruments for the Van Diemen's Land observatory. Is uncertain regarding the third magnetometer; T. C. Robinson's has not yet been tested. Will order a dip circle from Paris.

Contributor:
John Herschel Project
From:
Humphrey Lloyd
To:
Sir John Herschel
Date:
[3 August 1839]
Source of text:
RS:HS 11.271
Summary:

Has just had a letter from C. F. Gauss regarding the hours for observations; comments on this.

Contributor:
John Herschel Project
From:
Humphrey Lloyd
To:
Sir John Herschel
Date:
[11 August 1839]
Source of text:
RS:HS 11.272
Summary:

Finds that he misunderstood Edward Sabine's statement and may have misled JH. Comments on the observations desired from the Antarctic Expedition.

Contributor:
John Herschel Project
From:
Humphrey Lloyd
To:
Sir John Herschel
Date:
[7 January 1840]
Source of text:
RS:HS 11.273
Summary:

Has not heard of any results of JH's letter to D. F. J. Arago, but Georges Aimé has been appointed to direct an observatory in Algiers. Great interest at the Institute when JH's letter was read. Glad he did not waste a second letter to the Times.

Contributor:
John Herschel Project
From:
Humphrey Lloyd
To:
Sir John Herschel
Date:
[26 June 1840]
Source of text:
RS:HS 11.274
Summary:

Has received JH's letter with the sheet of curves laid down by [Charles] Riddell. Comments on these. Is honored by the notice JH has taken of his share in the magnetic project. Encloses note on the wet bulb [thermometer].

Contributor:
John Herschel Project
From:
Humphrey Lloyd
To:
Sir John Herschel
Date:
[30 October 1840]
Source of text:
RS:HS 11.275
Summary:

Has just received JH's letter of August as he has been traveling on the continent. Will see G. B. Airy tomorrow. Comments on Johann von Lamont's observatory at Munich. Discussed the Report of the Magnetic arrangements with Edward Sabine. Encloses letters. L. A. J. Quetelet would like support from the R.S.L. for additional observers in his observatory.

Contributor:
John Herschel Project
From:
Humphrey Lloyd
To:
Sir John Herschel
Date:
[31 October 1840]
Source of text:
RS:HS 11.276
Summary:

Regarding the publication of the magnetical and meteorological observations. Wonders if a letter from JH to the appropriate bodies would prove useful. Will give early consideration to the plan.

Contributor:
John Herschel Project
From:
Humphrey Lloyd
To:
Sir John Herschel
Date:
[7 November 1840]
Source of text:
RS:HS 11.277
Summary:

Took the chair at a meeting of the Committee for Physics at the R.S.L. Is to bring the matter before Council, who in turn will request the Master of Ordnance to publish the observations. Material from each observatory will require about half of a quarto volume.

Contributor:
John Herschel Project
From:
Humphrey Lloyd
To:
Sir John Herschel
Date:
[26 November 1840]
Source of text:
RS:HS 11.278
Summary:

Forwards papers relating to the Aden Observatory; please return, with any comments, to Col. W. H. Sykes. Submits suggestions for monthly information and comments on various topics.

Contributor:
John Herschel Project
From:
Humphrey Lloyd
To:
Sir John Herschel
Date:
[17 July 1841]
Source of text:
RS:HS 11.279
Summary:

Gives brief details of the work of the magnetic observations since JH's last record. Arrangements have been completed for the publication of some of the observations.

Contributor:
John Herschel Project
From:
Humphrey Lloyd
To:
Sir John Herschel
Date:
[21 August 1841]
Source of text:
RS:HS 11.280
Summary:

Thinks that there should be more definite instructions for the Directors of the Magnetical Observatories. Has drawn up a paper, which if JH agrees with, can be signed and printed for distribution. Points out the significant parts. There should be a common nomenclature for the weather.

Contributor:
John Herschel Project
From:
Humphrey Lloyd
To:
John Frederick William Herschel
Date:
1 February 1842
Source of text:
MM/11/169, Royal Society
Summary:

No summary available.

Contributor:
Royal Society
From:
Humphrey Lloyd
To:
Sir John Herschel
Date:
[22 August 1842]
Source of text:
RS:HS 11.281
Summary:

Thinks it necessary to revise the instructions for the magnetic observations. Makes some suggestions for the Report of the Committee.

Contributor:
John Herschel Project