The Miss Edgeworths will prolong their visit until Friday in order to visit Slough. George Dollond has sent the radii of the crown lens. Will JH breakfast with the Katers on Friday?
The Miss Edgeworths will prolong their visit until Friday in order to visit Slough. George Dollond has sent the radii of the crown lens. Will JH breakfast with the Katers on Friday?
The Miss Edgeworths have changed their plans again in order to visit Portsmouth, but will arrive at Slough on Sunday morning. Hopes the Herschels can still breakfast with the Katers on Friday.
Sends a copy of a work he has written on Shipbuilding. Also sends the letter of [Robert] Seppings on circular stress.
Is grateful for the news of his election to the Astronomical Society.
Sends one of his own memoirs, which he would like JH to compare with other theories on the same subject.
Introducing William Whewell, who will be visiting Paris.
Has he received the copies of the Vienna Observations? Encloses a small pamphlet of interest to mariners. What does he think of Josef Fraunhofer's micrometer for observing double stars? Is writing this letter on his birthday.
Sends books and observations for various observatories. Comments on recent astronomical work. Points out some discrepancies in John Pond's works. Praises the telescopes of Josef Fraunhofer.
Books per N. M. Rothschild have not yet arrived. Has arranged a standing order for the Vienna Observations. The Robert Molyneux clock can be dispatched at once. Agrees with JH that double stars are the test of a good telescope.
Has just heard that the ship carrying JL's clock arrived at Hamburg on the 5th. Gives the name of the Bank to which payment is to be made. Has used his Theory of Comets in a paper.
Unable to be at Katers' home for dinner, but will arrive later. JH is pleased to find HK's and JH's measurements of Mars agree with those of JH's father, William, and compares these with some other measures.
Invitation to JH to meet some friends of AL's.
Has received his communication via Gilbert Elliot (2nd Earl of Minto). Comments on the chances of [J. C.?] Schenck succeeding in business in England.
Sends the formula for finding the maximum diameter of the planets.
Sending their account for J. J. Littrow's astronomical clock, now packed and shipped.
P. L. Guinand has informed the Astronomical Society that he can make flint glass free from the usual imperfections. Would like any information from JN. One of his papers has been named as likely to receive a prize. Hears that an arithmetical machine has recently been demonstrated before the Institute. Have any details been made public?
Of Cambridge University news, and observatory plans.
Observatory plans are progressing well; GP also sends some Cambridge University news.
About the election to fill vacancies at Cambridge University.
About intrigue and unethical dealings surrounding the election to fill vacancies at Cambridge University.