From:
Sir John Herschel
To:
[Prince Albert]
Date:
1839-7
Source of text:
TxU:H/L-0768.1 & -0768.2; Reel 1089
Summary:
[Two copies of] Printed letter from R.S.L. announcing proposed system for global magnetic observations. [One copy edited by JH for submission to "Your Highness" with] Request for assistance in adding magnetical observatory to John Caldecott's astronomical observatory in Travancore [India].
Contributor:
John Herschel Project