Copy letter, from Sir John Herschel to William Whewell, dated at Collingwood Copy of letter, copied as part of the correspondence project led by Colonel John Herschel FRS following the death of his father. Has been converted to some of William Whewell's philosophical views. Accepts William Whewell's invitation to stay at Trinity Lodge during the 1845 B.A.A.S. meeting in Cambridge. W. R. Dawes has taken a house in Kent. 15 May 1844