From:
R. Wilcox
To:
Sir John Herschel
Date:
[17 October 1840]
Source of text:
RS:HS 18.407
Summary:
New magnetic observatory to be established in India. Instrument, made by [T. R.] Robinson and Mr. Newman, will be sent to R.S.L. for examination and testing before shipment. Questions best times for daily barometer observations.
Contributor:
John Herschel Project