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Herschel2050

From:
Josiah Quincy
To:
Sir John Herschel
Date:
[28 September 1844]
Source of text:
RS:HS 14.293
Summary:

Discusses publication of James Grahame's [History of the United States of North America] revised. Includes circular describing Grahame, his project and the cost of the books.

Contributor:
John Herschel Project

Herschel2288

From:
Edward Sabine
To:
Sir John Herschel
Date:
[26 September 1844]
Source of text:
RS:HS 15.159
Summary:

Magnetic phenomena move in opposite directions in the northern and southern hemispheres. This contradicts a report made by JH. Asks permission to omit JH's statements concerning this issue.

Contributor:
John Herschel Project

Herschel2659

From:
Mary Somerville
To:
Sir John Herschel
Date:
[16 September 1844]
Source of text:
RS:HS 16.350
Summary:

Thanks JH for papers on light and photography. Enjoyed her visit to Collingwood. Feels privileged to be godmother to JH's daughter.

Contributor:
John Herschel Project

Herschel4137

From:
Thomas Maclear
To:
Sir John Herschel
Date:
[17 September 1844]
Source of text:
Cape Archives/Maclear Papers File 100
Summary:

Attempts to determine light curve of Eta Argus; describes methods for determining magnitude. C. P. Smyth uses R.A.S. theodolite telescope. TM will triangulate Bushman Flat. Parallax work at Cape Observatory continues. Reports progress of new government Secretary, [John] Montague.

Contributor:
John Herschel Project

Herschel4752

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[23 September 1844]
Source of text:
RS:HS 1.142 (C: RGO 6.229.192)
Summary:

Hopes JH will write a memoir of Francis Baily.

Contributor:
John Herschel Project

Herschel5362

From:
Sir John Herschel
To:
Charles Babbage
Date:
[14 September 1844]
Source of text:
RS:HS 2.309
Summary:

Regarding the health of his aunt and other family matters.

Contributor:
John Herschel Project

Herschel5620

From:
William Radcliffe Birt
To:
Sir John Herschel
Date:
[9 September 1844]
Source of text:
RS:HS 4.109
Summary:

Has just examined the area between Dublin, Paris, and Heligoland for waves. Self registering barometers would be useful.

Contributor:
John Herschel Project

Herschel5685

From:
Palm Heinrich Ludwig Boguslawski
To:
Sir John Herschel
Date:
[18 September 1844]
Source of text:
RS:HS 4.174
Summary:

His answer to the queries has not reached him; sends duplicate. Will receive Trans. of the Silesian Soc. Forthcoming map of stars and revision by JH. Does he require the observations of the meteorological terms be fixed?

Contributor:
John Herschel Project

Herschel6245

From:
B. Baily
To:
Sir John Herschel
Date:
[13 September 1844]
Source of text:
RS:HS 5.6
Summary:

Doubtless JH has heard of the death of the writer's cousin Francis Baily. There is a legacy of £1,000 due from Baily's estate.

Contributor:
John Herschel Project

Herschel6246

From:
Sir John Herschel
To:
B. Baily
Date:
[14 September 1844]
Source of text:
RS:HS 5.7 & 22.205
Summary:

Is deeply affected by the news of the death of Francis Baily, and also at the news that he is to receive £1,000 under the terms of the will. Hopes to put it to a use of which Baily would have approved.

Contributor:
John Herschel Project

Herschel6921

From:
Sir John Herschel
To:
Augustus De Morgan
Date:
[6 September 1844]
Source of text:
RS:HS 22.204
Summary:

Has sent some of AD's algebra papers to Mary Somerville; comments on death of Francis Baily.

Contributor:
John Herschel Project

Herschel6922

From:
Augustus De Morgan
To:
Sir John Herschel
Date:
[8 September 1844]
Source of text:
RS:HS 6.207
Summary:

Will send the information to Mary Somerville. Death of Francis Baily is most grievous. Hopes JH will write an obituary. Society has to elect a new president. Regarding his own algebraic papers.

Contributor:
John Herschel Project

Herschel6923

From:
Augustus De Morgan
To:
Sir John Herschel
Date:
[23 September 1844]
Source of text:
RS:HS 6.208
Summary:

Has been unable to reply to JH's note as he was ill. There will be a special General meeting of the society in November to hear the memoir of Francis Baily. Will send all the information as soon as possible. Has invented a new algebraic symbol.

Contributor:
John Herschel Project

Herschel6933

From:
Sir John Herschel
To:
Augustus De Morgan
Date:
1844-[9 or later]
Source of text:
RS:HS 22.217
Summary:

JH agrees to write a biographical sketch of Francis Baily, and hopes he can count on others for information.

Contributor:
John Herschel Project

Herschel6934

From:
Sir John Herschel
To:
Augustus De Morgan
Date:
1844-[9 or later]
Source of text:
RS:HS 22.218
Summary:

Continues to work on biographical sketch of Francis Baily [see JH's 1844]; is working through a lot of material to do it.

Contributor:
John Herschel Project

Herschel7349

From:
Thomas Maclear
To:
Sir John Herschel
Date:
[17 September 1844]
Source of text:
RAS:JH Archive 3/1.1.13; Reel 7
Summary:

Magnitude changes in Eta Argus. Compares methods for measuring brightness. Difficulties completing 'sector observations.' C. P. Smyth's problems with theodolite at Cape Agulhas. Mrs. [Mary] Maclear recovering after serious illness. New roads and bridges in colony.

Contributor:
John Herschel Project

Herschel7997

From:
Alexander Wilson
To:
Sir John Herschel
Date:
[26 September 1844]
Source of text:
RS:HS 18.264
Summary:

Begs JH to read enclosed [Essay on the Standard and Measure of Value, 2nd ed. 1832] by John Taylor and reconsider assisting the working classes.

Contributor:
John Herschel Project

Herschel8308

From:
Sir John Herschel
To:
[William Radcliffe Birt]
Date:
[1 September 1844]
Source of text:
RS:HS 19.114
Summary:

WB's wave models show that barometer observations will reveal atmospheric dynamics like astronomical observations revealed planetary orbits. Encourages WB to seek simple method of temperature corrections applicable to all barometers. Offers possible mechanism. Send results to B.A.A.S quickly. Will send WB's letter to [Magnetical and Meteorological] Committee.

Contributor:
John Herschel Project

Herschel8309

From:
Sir John Herschel
To:
[William Radcliffe Birt]
Date:
[14 September 1844]
Source of text:
RS:HS 19.115
Summary:

Sent WB's paper and models to [B.A.A.S. meeting in] York, to be included in report of [Magnetical and] Meteorological Committee.

Contributor:
John Herschel Project

Herschel8369

From:
Sir John Herschel
To:
[William Radcliffe Birt]
Date:
2?] September [1844
Source of text:
RS:HS 19.168
Summary:

Omitted important detail yesterday in JH's description of self-compensating barometer. Columns must be variable, not constant.

Contributor:
John Herschel Project
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