Search: Herschel, John in correspondent 
Maclear, Thomas in addressee 
1840-1849::1849 in date 
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Herschel11886

From:
Sir John Herschel
To:
Thomas Maclear
Date:
[1849-9]
Source of text:
RS:HS 12.245
Summary:

Encloses star observations. Comments on his instrumental system. Cannot find the rule for position when two stars are of equal magnitude. Neptune with the convicts is anchored in Simon's Bay, awaiting the answer from H. G. Grey (3rd Earl Grey).

Contributor:
John Herschel Project

Herschel4479

From:
Sir John Herschel
To:
Thomas Maclear
Date:
[3 December 1849]
Source of text:
Cape Archives/Maclear Papers File 100
Summary:

Thanks TM for double star observations. Refers to convict incident in South Africa.

Contributor:
John Herschel Project
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