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Herschel, John in addressee 
1830-1839::1834::10 in date 
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Herschel4068

From:
William Henry Smyth
To:
Sir John Herschel
Date:
[1 October 1834]
Source of text:
RS:HS 16.255
Summary:

Thanks JH for Gamma Virginis observations, which are finally in accord with his. Sends observation of the double stars JH suggested watching. Works with Richard Sheepshanks. Francis Baily delivers details on Edinburgh meeting of philosophers. Sends news from Niccolo Cacciatore, who has returned to the Observatory in Naples.

Contributor:
John Herschel Project

Herschel10664

From:
James Hudson
To:
Sir John Herschel
Date:
[13 October 1834]
Source of text:
RS:HS 10.37
Summary:

Sends some packages and his Transactions. Sent through [Peter?] Stewart the first volume of Col. Mark Beaufoy's Observations. Sends copies of the Athenaeum, which contains details of the Edinburgh meeting. Will be placed on the list to receive free copies of the Athenaeum.

Contributor:
John Herschel Project

Herschel11734

From:
Thomas Maclear
To:
Sir John Herschel
Date:
[16 October 1834]
Source of text:
RS:HS 12.96
Summary:

Thanks for the perusal of J. A. Lloyd's paper. Has written to him on the subject of the pendulum. Had only one letter from the Elizabeth. No satisfactory news of [Andrew?] Smith's expedition. Unable to make any circumpolar observations due to the deviation of the transit instrument.

Contributor:
John Herschel Project

Herschel3857

From:
William Rowan Hamilton
To:
Sir John Herschel
Date:
[17 October 1834]
Source of text:
unknown
Summary:

Developed a method that greatly simplifies Joseph Lagrange's integration of the 3n differential equations of motion of the second order by reducing all calculations to the application of 'one principal function.' Applies the method to planetary motion.

Contributor:
John Herschel Project

Herschel4680

From:
George Biddell Airy
To:
Sir John Herschel
Date:
[19 October 1834]
Source of text:
RS:HS 1.66 (C: RS:HS 1.67)
Summary:

Abstracts of barometrical pressure in various parts of the earth. Has used James South's equatorial with Richard Sheepshanks's clockwork attached. Constitution of Paris Observatory being changed. D. F. J. Arago's experiments on glass and metal. Humphrey Lloyd's experiments on reflected light. Edinburgh's Observatory site likely to be changed. John Pond (Astronomer Royal) has been asked to resign. Thomas Maclear's Cape circle. Reasons for the delay in delivery of R. A. Cauchoix's telescope to Cambridge. House of Lords and Commons burnt down.

Contributor:
John Herschel Project

Herschel5560

From:
Sir John Bell
To:
Sir John Herschel
Date:
[24 October 1834]
Source of text:
RS:HS 4.50
Summary:

Would like JH's comments on a plan for a water supply for Cape Town.

Contributor:
John Herschel Project

Herschel5561

From:
Sir John Bell
To:
Sir John Herschel
Date:
[24 October 1834]
Source of text:
RS:HS 4.51
Summary:

Has just received the Stellenbosch diary, which he is sending on to JH. Hopes this will be of some use, but is unable to make up the deficiency.

Contributor:
John Herschel Project

Herschel11692

From:
Thomas Maclear
To:
Sir John Herschel
Date:
[26 October 1834]
Source of text:
RS:HS 12.56-57
Summary:

Sending some barometric comparisons. Had a narrow escape from Table Mountain fog. Has been quail shooting. P.S. If JH would like to see some quail shooting, join him this or tomorrow evening.

Contributor:
John Herschel Project

Herschel8112

From:
[J.?] Watermeyer
To:
Sir John Herschel
Date:
[31 October 1834]
Source of text:
RS:HS 18.378
Summary:

JW's 'tabular scheme,' employing Price's method, is only a first attempt and yields life probabilities too low for Cape Colony, where births exceed deaths. Will submit recent data next week.

Contributor:
John Herschel Project
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