From:
William Rutter Dawes
To:
Sir John Herschel
Date:
[8 January 1868]
Source of text:
RS:HS 6.126
Summary:
Is grateful for his prompt reply about his father's papers on double-stars. Had no idea that Angelo Secchi's Means were so inaccurate. Gives the principle on which his own Means are based. The weather has been wretched and most unsuitable for any observations.
Contributor:
John Herschel Project