From:
Heinrich Christian Schumacher
To:
Sir John Herschel
Date:
[30 March 1826]
Source of text:
RS:HS 15.373
Summary:
Announces a new step to all astronomers toward understanding the solar system due to work of [Thomas] Clausen of the Altona observatory. Clausen recognized that the comet discovered by Biela was the same as that of 1805 and 1772. HS gives details of circumstances.
Contributor:
John Herschel Project