Would like a photograph of JH. Recent and forthcoming events connected with Slough.
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Would like a photograph of JH. Recent and forthcoming events connected with Slough.
Forwards letter concerning 'solar bright particles' by W. R. Dawes. Inquires if diagonal solar eyepiece used in JH's solar spectrum observations.
Is about to provide a tuning fork for C and would like JH's permission to call it the 'Herschel C.'
Thanks for sending the paper in the Quarterly Journal. Comments on the importance of some of the points raised.
Regarding a tenant for Herschel House. Family news.
Forwards paper by Henry Draper of New York.
Would like JH's recommendation to obtain a place in Greenwich School for a foster son of his own.
Printing History of the Mathematical Theory of Probability. Inquires about a probability calculation of Wilhelm Struve's in JH's Outlines Astr.
HK has a number of letters from prominent Continental scientists, which he offers to JH for his perusal; adds further comments on translation.
Describes convection phenomenon observed in hot varnish boiler. This may explain sunspots.
WW's engraving [Distinguished Men of Science Living 1807-8] is selling well. Plans another for scientists of 1846-47. Requests that JH sit for photograph.
Is ready to hear that he is to have a visit from Willie Herschel. Regrets he cannot entertain friends as he used to. Has been laid up with ill-health. Would like information on how to prepare a chemical precipitate as that forming the sun's surface. Warren de La Rue has written to him.
Hears that Herchell (sic) House is for sale and would like details of the terms.
Cases have been ordered by Mr. Graham. Final meeting of the Committee for the Restoration of the Standards is fixed for 29 Apr. Will notify him should it be postponed.
Meeting of the Standard Commission on 29 April.
Sending him the map of the world.
Invites JH to become a fellow of the Genealogical and Historical Society.
Hopes the JH's are all well. Would like an eye-piece made by Mr. Cook[e] or any leading optician on the principles of JH as laid down in his paper in R.S.P.T. Shall he refer the optician to this paper?
Will he allow his name to be put forward to receive the honorary degree of L.L.D. in June?
Regarding the solar photographs. They are not magnified originals but taken direct. Comments on these photographs. Has had correspondence with W. R. Dawes regarding the 'willow leaves' of James Nasmyth.