Wishes to print the observations WP presented to the R.S.L. in his forthcoming Journal. Can JH assist him; has obtained permission from Humphry Davy.
Wishes to print the observations WP presented to the R.S.L. in his forthcoming Journal. Can JH assist him; has obtained permission from Humphry Davy.
Expressing his gratitude for the kindness received from JH while staying in England. Thanks for the Memoir he has received.
Describes plan to carry out pendulum experiments with G. B. Airy. Asks JH for help in borrowing instruments from the R.S.L.
Asking for introductions to certain men of science in Paris. Revision of his views on his figure of the earth, and casting doubt on Edward Sabine's pendulum observations.
Preparing to give a lecture at the R.S.L., and writes seeking some information. Comments on some work of G. A. Plana and P. S. Laplace. [Much of this letter is illegible.]
Remarks on FB's address on astronomy [fragment only].
About JG's health, the need for JH to marry, and plans for the summer.
Writes to urge GA to avail himself of the opportunity of working with Basil Hall in swinging the pendulum at Greenwich; concludes with a note for William Whewell about JH's view of the 'extremely irregular' figure of the earth.
Sending his paper on the 'Figure of the Earth.' Description of work at Greenwich Observatory. Remarks on projected expedition to Falmouth and Ashbourne.
No summary available.
As MF will be unable to attend the next meeting of the Glass Committee, he sends JH the analysis of the glass produced in one experiment, emphasizing its consistency and high quality.
Sent to CH a copy of James South's second paper on double stars and a synoptic catalog of them. Calls CH one of the first discoverers of the 'comet of 1795.' Sent to Astronomical Society a report on 300 new double stars.
Asks questions about the prospectus [see JE's 1826-3-2] prepared by the Berlin Royal Academy for a map of the heavens. Asks JE to send JH a copy of [K. L.] Harding's star atlas.
Sent medal to WS. Tells WS it was awarded to WS and [James] South. Speaks of [Francis] Baily's medal presentation speech. Lists books sent to WS.
Declines an invitation of JH's, being 'engaged sixteenfold' that day. Invites JH to a party another day.
Offers to participate in determining stellar parallaxes by finding the angle position of double stars. Apprises Henry Kater that he has never seen Saturn's rings separated. Includes micrometer measurements of Saturn and Jupiter.
Invites HK to dinner Saturday to meet James South and Alexis Bouvard.
Has a micrometer under construction and gives details. Pietro Prandi has published a second memoir on mercury covered with sulfuric acid.
[Responding to WT's 1826-3-24], JH concurs with P. S. Laplace's view about the advantage of astronomical observation from high elevations, e.g., from mountains. Comments on telescope prices, a paper by WT, Florence, and JH's plan to visit the Continent.
Encloses a letter from Dr. John Brinkley. Please send on his manuscript catalogue of nebulae. Regarding the reading and printing of CB's paper at the Analytical. Site for his pendulum experiments.