Discusses state of affairs in France. Hopes celestial objects in Southern Hemisphere will continue to be studied. Praises astronomical work done in U.S.
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Discusses state of affairs in France. Hopes celestial objects in Southern Hemisphere will continue to be studied. Praises astronomical work done in U.S.
[Charles?] Brooke received £500 for his photographic apparatus. Thinks [Francis] Ronalds should receive similar compensation for his device. Discusses apparatus and award.
Wants more information about a Venus parallax expedition.
Forwards a letter about the Venus parallax expedition [see GA's 1848-9-21], and adds some comments.
Comments about the proposed Venus parallax expedition and their method of measurement [see JH's 1848-9-24].
Reports that William Lassell has written to say he has discovered the 8th satellite of Saturn.
Uneasy at no confirmation of arrival of sent Cape Results. Lists observatories to have received copies. Is preparing new edition of Treatise Astr., now titled Outlines Astr.
JH has revised his account of the moon's motions given in JH's Treatise Astr. in preparation for JH's Outlines Astr.
Sends comments on the pages of JH's account of the moon's motions [see JH's 1848-9-25].
Personally would like to have F. W. A. Argelander's work printed [see GA's 1848-9-13], but will need to get a wider opinion; also asks about sharing money available from the Admiralty [see GA's 1845-10-24].
Sends paper by F. W. A. Argelander, which G. B. Airy wishes to have published. Revising chapter on perturbations in his Treatise Astr. Will include theory of motions of the apsides and the variations of the eccentricities.
Asks JH for his opinion of F. W. A. Argelander's letter concerning the publication of his work by the R.A.S.
Concerning the eighth satellite. Observations on U. J. J. Leverrier's paper.
Queries regarding the perturbation sheets.
Is sending on the proofs as he does not know the printer.
Francis Beaufort thinks that FB's essay in the Admiralty Manual should include a few lines on the height of the waves of the ocean. FB has asked Beaufort to write these lines.
Returning JH's proof sheet with errors noted in pencil. Gives some of his recent observations on the satellites of Saturn.
Has experienced bad weather since the discovery of Saturn's 8th satellite. William Lassell proposes to call it Hyperion. Wishes Starfield Observatory was situated in a clearer atmosphere.
Lord Lovelace [William King] is collecting all works on moon's influence on weather. Asks for JH's suggestions.
Comments on observational quality obtainable with the great telescope of William Parsons [Earl of Rosse].