Copy of abstract of letter, from Sir John Herschel to James South, dated at London Copy of letter, copied as part of the correspondence project led by Colonel John Herschel FRS following the death of his father. Agrees to purchase James South's 7-foot refractor if no other reasonable offer made, but doubts he would use it extensively. Plans to concentrate on observing nebulae with John Frederick William Herschel's reflector at Slough. Relays regards and question for P. S. Laplace. 16 April 1825