From:
Sir William Huggins
To:
Sir John Herschel
Date:
[22 September 1869]
Source of text:
RS:HS 10.55
Summary:
Unable to make any observations at the moment as his observatory is being enlarged to receive his new large telescope. Thinks it would be a good idea to carry out observations on Mercury. Is not sorry to be able to rest his eyes from his trying spectrum experiments.
Contributor:
John Herschel Project