Copy letter, from Sir John Herschel to James South Copy of letter, copied as part of the correspondence project led by Colonel John Herschel FRS following the death of his father. Has received materials sent by James South. Printing of paper by James South and John Frederick William Herschel on double stars is nearly completed. Urges that the issue is not whether the observations of 70 Ophiuchi made by Wilhelm Struve are better than those made by John Frederick William Herschel and James South; the issue is truth. Caroline Herschel has sent to John Frederick William Herschel a catalogue of his father's observation. Busy observing nebulae. 16 May 1825