Thanks for his long and valuable reply to his query. States how the query originated.

Thanks for sending him a copy of his translation of the first book of the Iliad. Although his health is better he spent some time near Naples and saw the eruption of Vesuvius. Comments on volcanic activity.

Hopes AD will be successful in his projected paper on the infinity of magnitude. Does not recollect the paper by J. J. Sylvester. Has had a letter from Manchester on his own theory of eternal existence.