Introducing an uncle-in-law who is residing at the Cape for health reasons. Normally lives at Madras and may prove useful to JH should he visit Madras.

Sending various tracts and a miscellaneous collection of lives. Would he look at the life of William Herschel and make any alterations or corrections as he sees fit.

Sending an algebraic problem and its solution.

Pointing out an error in one of JH's definitions in the treatise on sound.

Saw W. S. Stratford yesterday. Has everything ready. Richard Sheepshanks will assist with the pendulums. If he wants more on the interest works, write and he will send a complete list.

Regarding a citation for J. W. Lubbock's award.

Regarding the task of sorting his books. All W. H. Smyth's daughters are married; wait until the last one of JH's is married. Has had a letter from W. R. Hamilton. Heat has been dreadful.

Regarding JH's new theory of perspective.

Regarding a proof of L. A. J. Quetelet and the proposition that arises from it. Wife is nursing her mother.

Anne Sheepshanks would like JH's copy of Richard Sheepshanks's pamphlet in answer to James South and Charles Babbage, to bind with other things and return it to JH.

Did the German edition of William Herschel's works ever materialize? Was Francis Baily's Synopsis of Laplace's Principal elements of Astronomy published? Gives a query regarding the possibility of the latter.

Sending some tracts which JH does not possess. Elizabeth Baily is rather better, though still weak.

What does he think of [Joseph] Liouville's journal in which 13 of the 14 communications are by the editor? Sends another riddle.

Sends a sonnet to express thanks for one of JH's books. Regarding an answer to S. J. Loyd (1st Baron Overstone). Mr. Vaughan and the question of gold.

Sending proposed prospectus for a 'fun2y algebra.'

Sending proposed prospectus for a 'fun2y algebra.'