From:
Sir John Herschel
To:
Thomas Maclear
Date:
[3 February 1838]
Source of text:
RS:HS 21.241
Summary:
Urges against carrying up Table Mountain the zenith sector sent to TM to check N. L. Lacaille's measurement of a degree of terrestrial longitude. Comments on JH's skill with precision instruments.
Contributor:
John Herschel Project