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
Showing 1–2 of 2 items
Suggests method to check the effectiveness of James Dunlop's work at Paramatta Obsrvatory..
Believes Beta Ursae Minoris to be a slow variable star. Remarks on diminution of the star's brightness between 1840 and 1841.