Copy of letter, from Sir John Herschel to Henry Kater, dated at Slough Copy of letter, copied as part of the correspondence project led by Colonel John Herschel FRS following the death of his father. Noted "copied from draft, checked original" in red by the copyist. Laments indiscretion of Royal Society [of London] president [Davies Gilbert], attributing to John Frederick William Herschel statements John Frederick William Herschel never made about astronomical observations and James South's telescope. Clarifies what John Frederick William Herschel actually saw. 18 February 1830