From:
Sir John Herschel
To:
D. François J. Arago
Date:
[30 October 1839]
Source of text:
DMC 695A.885.30 (Adraft: TxU:H/L-0037; Reel 1054)
Summary:
Did Académie des Sciences agree to R.S.L. request for magnetic observatory in Algiers? Stresses importance of multinational cooperation. Details of planned global survey of earth's magnetic field. Encloses list of observations needed from Paris.
Contributor:
John Herschel Project