Additional Manuscripts a

JDF encloses the ninth letter he has written on glaciers: it 'contatins conclusive evidence in favour of the facts and results maintained by me deduced from the observations of Agassiz's [Louis Agassiz] friends'. WW will shortly be receiving an article by him intended partly as a reply to William Hopkins, and secondly to state his reluctance engaging in 'an endless and unconvincing controversy'. JDF will act upon anything WW says: 'even should it be your decided opinion that I ought not to take any notice of Mr Hopkins'.