From:
Henry Raper
To:
Sir John Herschel
Date:
[4 May 1839]
Source of text:
RS:HS 14.302
Summary:
Writing at suggestion of [Francis] Beaufort. Needs information concerning [J. A.] Lloyd's observations concerning longitude of his observatory at Mauritius. Encloses prospectus of forthcoming work.
Contributor:
John Herschel Project