From:
Humphrey Lloyd
To:
Sir John Herschel
Date:
[17 April 1839]
Source of text:
RS:HS 11.270
Summary:
Has ordered the instruments for the Van Diemen's Land observatory. Is uncertain regarding the third magnetometer; T. C. Robinson's has not yet been tested. Will order a dip circle from Paris.
Contributor:
John Herschel Project