From:
Humphrey Lloyd
To:
Sir John Herschel
Date:
[26 June 1840]
Source of text:
RS:HS 11.274
Summary:
Has received JH's letter with the sheet of curves laid down by [Charles] Riddell. Comments on these. Is honored by the notice JH has taken of his share in the magnetic project. Encloses note on the wet bulb [thermometer].
Contributor:
John Herschel Project