From:
Sir John Herschel
To:
George Biddell Airy
Date:
[20 November 1846]
Source of text:
RGO 6.79.340
Summary:
GA's suggestions [see GA's 1846-11-19] have helped JH solve his problem; now JH has a problem with observations of the second satellite of Saturn.
Contributor:
John Herschel Project