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1830-1839::1836::12 in date 
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Herschel9093

From:
William Whewell
To:
Sir John Herschel
Date:
[4 December 1836]
Source of text:
RS:HS 18.188
Summary:

Reports on his tidal studies and requests further observations from South Africa. WW's history of the inductive sciences is in press and WW has begun a philosophy of the inductive sciences. Discusses Richard Jones's career and Charles Darwin's return to England.

Contributor:
John Herschel Project

Herschel9024

From:
Sir John Herschel
To:
Augustus De Morgan
Date:
[6 December 1836]
Source of text:
Univ.Coll.London SDUK Papers
Summary:

Please convey thanks to the Society for the Diffusion of Useful Knowledge for its star maps. Finds them preferable to [Johann] Bode's maps, 'which are full of egregious errors.'

Contributor:
John Herschel Project

Herschel6011

From:
Francis Baily
To:
Sir John Herschel
Date:
[8 December 1836]
Source of text:
RS:HS 3.137
Summary:

Regarding the gales which swept England at the end of November.

Contributor:
John Herschel Project

Herschel2206

From:
Sir Edward Ryan
To:
Sir John Herschel
Date:
[17 December 1836]
Source of text:
RS:HS 14.450
Summary:

Introduces [Charles?] Cameron. Received angry and excited letter from Charles Babbage. Discusses barometers. Heard Herschels may be travelling to Rio de Janeiro.

Contributor:
John Herschel Project

Herschel3937

From:
Sir John Herschel
To:
Thomas Maclear
Date:
[17 December 1836]
Source of text:
unknown
Summary:

Setting a unit of measurement for solar radiation (the 'actine'); proposes to 'take for a unit of solar heat that which if all employed in heating a cubic inch of water exposing a horizontal surface of one square inch, to a vertical Sun during one minute would produce a dilation of one thousandth part of its volume.'

Contributor:
John Herschel Project

Herschel11736

From:
Thomas Maclear
To:
Sir John Herschel
Date:
[18 December 1836]
Source of text:
RS:HS 12.98
Summary:

Definition at the Observatory last night was abominable; therefore no comparisons can be made between the stations. Much obliged for the details of the actinometer. Will call on JH later.

Contributor:
John Herschel Project

Herschel9489

From:
William Henry Fitton
To:
Sir John Herschel
Date:
[19 December 1836]
Source of text:
RS:HS 7.234
Summary:

Regrets the time that has elapsed since receiving JH's letter. Charles Babbage does not contemplate finishing his machine and is already planning another. Richard Jones appointed one of the Tithe Commissioners. News of the activities of Robert Brown, Francis Baily, Charles Lyell, William Buckland, J. W. Lubbock, and others. Railroads expanding in England. Many built and projected.

Contributor:
John Herschel Project

Herschel3938

From:
Sir John Herschel
To:
Thomas Maclear
Date:
20] December [1836
Source of text:
unknown
Summary:

Testing whether an actinometer with a glass back is more accurate than one without.

Contributor:
John Herschel Project

Herschel11883

From:
Thomas Maclear
To:
Sir John Herschel
Date:
23 December [1836]
Source of text:
RS:HS 12.242
Summary:

From a newspaper received today sees that John Pond is dead and buried. Affair of James South and Edward Troughton and William Simms is as before. Sends the observations of the 21st; rain was not good for astronomical observations. Comments on these readings.

Contributor:
John Herschel Project

Herschel6739

From:
William Rutter Dawes
To:
Sir John Herschel
Date:
[28 December 1836]
Source of text:
RS:HS 6.57
Summary:

Ill health has prevented him from working in astronomy. Talk of a Liverpool Observatory. Details of the large display of meteors seen on 12 November. Faults in his instruments. Queries regarding Saturn. Hopes to see him at the B.A.A.S. meeting in Liverpool next year.

Contributor:
John Herschel Project

Herschel11882

From:
Thomas Maclear
To:
Sir John Herschel
Date:
30] December [1836
Source of text:
RS:HS 12.241
Summary:

Thinks Monday 2 Jan. a suitable day for taking down the Circle. Has engaged J. K. Gibbs the carpenter for the coming quarter. No official notice has been taken of his Colonial Measure of Reference.

Contributor:
John Herschel Project
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