Search: 1840-1849::1847::11::25 in date 
letter in document-type 
Sorted by:

Showing 14 of 4 items

From:
John William Lubbock
To:
Sir John Herschel
Date:
[25 November 1847]
Source of text:
RS:HS 11.385
Summary:

Regarding his own method of calculating the perturbations of the comets. Expense of computation is high for an individual and a mention by JH would bring support for his scheme. Would like to explain his method at an ordinary meeting in January. Every branch of science is facilitated by tables and those he suggests seem most desirable.

Contributor:
John Herschel Project
From:
George Biddell Airy
To:
Sir John Herschel
Date:
[25 November 1847]
Source of text:
RS:HS 1.191
Summary:

Sending account of the magnetic disturbances of 24 September 1847.

Contributor:
John Herschel Project
From:
William Rutter Dawes
To:
Sir John Herschel
Date:
[25 November 1847]
Source of text:
RS:HS 6.86
Summary:

Will certainly help him regarding the Cape dome. Gives details of his mounting. Sends a copy of his observations.

Contributor:
John Herschel Project
From:
Henry Warburton
To:
Sir John Herschel
Date:
[25 November 1847]
Source of text:
RS:HS 18.44
Summary:

More continual subtractions to resolve Bernoulli's 17th number. Error in official value given in Encyclopaedia Metropolitana. Also working on Bernoulli's 18th number.

Contributor:
John Herschel Project