Search: Schumacher, Heinrich Christian in correspondent 
1850-1859::1850::04 in date 
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Herschel2917

From:
Heinrich Christian Schumacher
To:
Sir John Herschel
Date:
[16 April 1850]
Source of text:
RS:HS 15.407
Summary:

Asks JH to accept sunspot observations made over 14 years by the late [J. W.] Pastorff of Altona Observatory. Accompanying micrometrical measurements are worthless due to mounting of telescope.

Contributor:
John Herschel Project

Herschel2918

From:
Heinrich Christian Schumacher
To:
Sir John Herschel
Date:
[26 April 1850]
Source of text:
RS:HS 15.408
Summary:

Sends [J. W.] Pastorff's solar observations [see HS's 1850-4-16] as JH's own property.

Contributor:
John Herschel Project
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