From:
Sir John Herschel
To:
Astronomische Nachrichten
Date:
[19 January 1838]
Source of text:
Astronomische Nachrichten, 16 (1839), 187-90
Summary:
Reports on his observations of the variable stars Eta Argus, Alpha Hydrae, and Alpha Cassiopeiae, and on the comparative brightness of the stars. Mentions that ill health is forcing him to curtail astronomical observing.
Contributor:
John Herschel Project