Search: 1850-1859 in date 
Herschel, John in author 
Humboldt, Alexander von in correspondent 
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From:
Sir John Herschel
To:
Alexander von Humboldt
Date:
[11 February 1850]
Source of text:
RS:HS 23.84
Summary:

Answers questions raised by AH in his 1850-1-19 [letter contains notes made by AH].

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Alexander von Humboldt
Date:
[7 August 1850]
Source of text:
RS:HS 23.89 (C: TxU:H/M-1031.3; Reel 1083)
Summary:

Offers some information on 'Coal Sacks' in Southern Cross [see AH's 1850-7-31]. Happy to hear that volume 3 of Kosmos is near completion.

Contributor:
John Herschel Project
From:
Sir John Herschel
To:
Alexander von Humboldt
Date:
[8 November 1851]
Source of text:
RS:HS 23.110
Summary:

JH has been delayed in replying to AH's 1851-8-13 because of official duties at the Great Exhibition. Comments further on several astronomical matters.

Contributor:
John Herschel Project