From:
William Lassell
To:
Sir John Herschel
Date:
[10 March 1842]
Source of text:
RS:HS 11.125
Summary:
Sending a description of the observatory he has erected, containing an equatorially mounted Newtonian reflector. Has high opinion of its efficiency. Has detected a sixth star near the trapezium of Orionis.
Contributor:
John Herschel Project