From:
John R. Hind
To:
Sir John Herschel
Date:
[12 October 1870]
Source of text:
RS:HS 9.398
Summary:
Has calculated the ecliptic of Thucydides. Comments on this and the reading given by E. W. Hartwig. Regarding the 7 eclipses of the sun during the past 30 years. G. Bishop's assistant (W. Plummer) is investigating the orbit of the great comet of 1861. Nautical Almanac for 1874 delayed due to extra work on the transit of Venus.
Contributor:
John Herschel Project