Devises and suggests mode of micrometric measurement of angles.
Devises and suggests mode of micrometric measurement of angles.
Offers condolences to Ann Smyth. WS's calculation of Gamma Virginis orbit surprises JH. Concerned about accurate methods of calculation. Remarks on excavation of Chelsea mammoth.
Sends diagram of the 'little sweeper,' which is now at Hanover with 94-year-old Caroline Herschel.
Skeptical of reports of seeing Jupiter's satellites with the naked eye.
Compliments WS on his Cycle of Celestial Objects. Inquires who instigated the move for reform of the Nautical Almanac.
Thanks WS on behalf of JH's brother-in-law [Peter Stewart?] for acting on [Peter Stewart's?] behalf to make him a member [?]. Comments on some comet sightings.
Has written recommendation supporting C. P. Smyth for position of Astronomer Royal for Scotland. Suggests that C. P. Smyth, after returning to Britain, seek a teacher to help overcome his stutter. Encloses letter from P. H. L. Boguslawski for WS to present to R.A.S.
Sends P. H. L. Boguslawski's address. Asks WS to send J. H. Mädler's chart to P[eter] Stewart.
Doubtful over WS's angle for Gamma Virginis; urges precision in measurement. Hopes to obtain moon map from R.A.S. during next visit to London. Unable to solve Aristarchus puzzle.
Will give lecture on moon in which he will discuss its composition, the craters Kepler and Gassendi, plus generalities.
Cannot attend R.A.S. meeting to explain Mme. Witte's lunar model; will send notes of explanation. Busy with the publication of Cape Results. Will write paper on improved method of calculating double star orbits. Discusses relationships of periods of Saturnian satellites.
Discusses the purchase price of Mme. Witte's lunar model.
Suggests trustees of British Museum make an offer for Mme. Witte's lunar model. Cape Results at press. Observed double comet.
Believes Beta Ursae Minoris to be a slow variable star. Remarks on diminution of the star's brightness between 1840 and 1841.
Suggests method to check the effectiveness of James Dunlop's work at Paramatta Obsrvatory..
Received WS's note about G. B. Airy's action regarding new warrant for Board of Visitors. Feels that Airy's cooperation is necessary in light of anomalous position of one board member. Recommends referring matter to Admiralty.
Believes council should decide the handling of the medal over the discovery of Neptune. Thinks that if J. C. Adams receives a medal, U. J. J. Leverrier should receive 'the more prominent distinction.'
Discusses Neptune discovery controversy; believes both scientists should receive medals.
Plans to write John Russell in an effort to secure a pension for Thomas Maclear; asks for R.A.S. and WS's support. Asks WS to obtain some facts relevant to pension request.
Asks WS if possible to enclose a note by Francis Beaufort to John Russell concerning request for pension for Thomas Maclear. Lays aside double star observations; continues work on orbit equation.