From:
William Radcliffe Birt
To:
Sir John Herschel
Date:
[11 January 1844]
Source of text:
RS:HS 4.106
Summary:
Thanks for publishing his curves. Is proceeding with his reductions. G. B. Airy has forwarded the Greenwich observations. Would he obtain Howard Elphinstone's observations for him.
Contributor:
John Herschel Project