Search: Herschel, John in correspondent 
Smyth, William Henry in correspondent 
1840-1849::1846::04 in date 
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Herschel4533

From:
Sir John Herschel
To:
William Henry Smyth
Date:
[16 April 1846]
Source of text:
RS:HS 22.269
Summary:

Believes Beta Ursae Minoris to be a slow variable star. Remarks on diminution of the star's brightness between 1840 and 1841.

Contributor:
John Herschel Project

Herschel4559

From:
William Henry Smyth
To:
Sir John Herschel
Date:
[16 April 1846]
Source of text:
RS:HS 16.288
Summary:

Receives report on poor state of Paramatta Observatory. Encloses letter from Thomas Brisbane, who believes James Dunlop should be removed from his post of authority there.

Contributor:
John Herschel Project

Herschel3960

From:
Sir John Herschel
To:
William Henry Smyth
Date:
[20 April 1846]
Source of text:
RS:HS 22.271
Summary:

Suggests method to check the effectiveness of James Dunlop's work at Paramatta Obsrvatory..

Contributor:
John Herschel Project

Herschel4200

From:
William Henry Smyth
To:
Sir John Herschel
Date:
[22 April 1846]
Source of text:
RS:HS 16.289
Summary:

Sends copy of James Graham's letter concerning transfer of Paramatta Observatory to government authority. Thanks JH for advice on the matter. Discusses methods of magnitude estimation.

Contributor:
John Herschel Project
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