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Gumpach, Johannes von in correspondent 
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From:
Johannes von Gumpach
To:
Sir John Herschel
Date:
[1 September 1862]
Source of text:
RS:HS 9.72
Summary:

Has published a pamphlet on the True Figure and Dimensions of the Figure of the Earth, which he sends for his comments. Has had no success with G. B. Airy. Has found an error in J. F. Encke's work on the comet.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Johannes von Gumpach
Date:
[3 September 1862]
Source of text:
RS:HS 9.73 & 23.386
Summary:

Thanks for the pamphlet on the Figure of the Earth, but regrets he cannot agree with its conclusions. Points out some of the more serious errors.

Contributor:
John Herschel Project
From:
Johannes von Gumpach
To:
Sir John Herschel
Date:
[15 September 1862]
Source of text:
RS:HS 9.74
Summary:

Thanks for his frank statement on his pamphlet, but would like his opinion later when he has studied it more thoroughly.

Contributor:
John Herschel Project
From:
Johannes von Gumpach
To:
Sir John Herschel
Date:
[17 October 1862]
Source of text:
RS:HS 9.75
Summary:

Has had no further communication from JH and would be pleased to receive any further comments if JH has now read the pamphlet more thoroughly.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Johannes von Gumpach
Date:
[29 October 1862]
Source of text:
RS:HS 9.76 & 23.390
Summary:

Does not agree with the conclusion of JG's pamphlet, nor does he think an expedition necessary. Suggests termination of correspondence.

Contributor:
John Herschel Project
From:
Johannes von Gumpach
To:
Sir John Herschel
Date:
[1 November 1862]
Source of text:
RS:HS 9.77
Summary:

Comments on JH's objections. Hopes to print some of the correspondence in his forthcoming book.

Contributor:
John Herschel Project