Hopes to have JH's catalogue for the first meeting of the R.A.S. Anything about the comet would be welcome. Regarding one of Franciscus Vièta's mathematical theories.

Has received the catalogue and it will be sent to the press. Is grateful for JH's offers. Does he know anything of Bullialdi's (Ismael Boulliau) Astronomica philolaica? Refers to Franciscus Vièta's Harmonicum coeleste. 25 copies of JH's latest paper has been forwarded.

Thanks for his paper on nebulae. Scarlet fever has been very prevalent this season. R.S.L. in financial straits. Paper on John Flamsteed has caused friction between James Ivory and the R.A.S. Government has promised financial aid to Edinburgh Observatory.

Sending a letter by Francis Baily. Anniversary of the R.A.S. takes place on Friday. Capt. [Walter?] Forman has had a rise in the world. Observations of Henry Foster fills volume VII of the memoirs.

Sending him the Calculus of Functions, which he may retain, and also some maps of the stars published by Society for the Diffusion of Useful Knowledge. The R.A.S. is preparing a picture of Francis Baily and has added JH's name to the subscription list. Supposes he has fixed a date for his return. Regarding 'Warren's jet blacking.'

Will be a great reception for JH when he returns. Is working on a theory of probabilities. Francis Baily is the man for mapping the entire heavens. G. B. Airy is to test JH's topsy-turvy observations of Orion.

Possible to purchase 12 postage covers for 11d in the Strand. Points out an apparent error in one of JH's books on sound. How does an open pipe vibrate? Regarding the private character of J. L. Lagrange.

Regarding JH's telescope. Includes a rhyme on it.

Points out an error JH has made concerning J. E. Bode's law. What is the proper notation for the satellites?

Thanks for the gift of the book. Thomas Longman is now the editor of Lardner's Cyclopaedia. Latitude of the pole star incorrect in Charles Knight's publications. Regarding truth.

Thanks for his reductions of Schiller's observations. Many people believe the claims made in the 'Moon Hoax'. Is writing a book on the use of the globes.

Sending two formulae.

Regarding the workings of Insurance Companies and Benefit Societies. Recommends an actuary. Hopes JH will come down for the Anniversary meeting.

Has just had a tract on Friendly Societies from J. W. Woolgar. Answers some queries regarding the work of such societies.

All the tables in Charles Ansell's work are expressed in decimals. Gives advice on type of insurance for sickness and death. Regarding the true inventor of J. E. Bode's law. Very few at the Anniversary dinner.

Advice on how to start a Friendly Society. Calculated the sun's pull on the Earth.

Is working on tables A and B. Further regarding Charles Ansell's life tables.

Sending more [life] tables. No age 65 in Charles Ansell's tables. Gives further advice on the running and financing of Friendly Societies.

Further regarding life tables and their workings. Francis Baily has a sheet of his grand catalogue on hand.

Just dispatched the letter when JH's arrived. Regarding benefit societies and their workings. Will write to J. W. Woolgar.