Copy letter, from Sir John Herschel to William Whewell Copy of letter, copied as part of the correspondence project led by Colonel John Herschel FRS following the death of his father. Is sending a 'Memoir' [on Francis Baily?] to William Whewell. John Frederick William Herschel and wife but not daughter Caroline will be at Trinity Lodge in June. Comments on a paper by William Hopkins on glaciers.] March 1845