From:
Sir John Herschel
To:
Edward Sabine
Date:
[6 December 1861]
Source of text:
RS:HS 23.354
Summary:
Has signed certificate for [W. F.] Hook. [See ES 1861-12-5] Congratulates ES [on presidency of R.S.L.]. JH on B.A.A.S. balloon committee. Proposes design for metallic thermometer.
Contributor:
John Herschel Project