Would like JH to peruse HM's work and publicize its considerable use to Robert Graham.
Would like JH to peruse HM's work and publicize its considerable use to Robert Graham.
Discusses plans for printing of 4 maps of terrestrial isotherms prepared by [H. W.] Dove along with Dove's commentary.
Thanks JH for poem [F. Schiller's 'The Walk']. Sends greetings to Lady Herschel.
Reports his observations on the explosion at Dover of 19,000 pounds of gunpowder.
[Written on CD’s annotated copy of a pamphlet reprint of CM’s review of Coral reefs.] CD asks CM to return the pamphlet to him.
George Suttor’s paper not worthy of publication in the Journal of the society. It contains no new facts worth insertion.
Agrees to provide Josiah Quincy with extracts from letters by James Grahame. Highlights of Grahame's life.
Has 50 copies of JH's paper ['On the Action of the Rays of the Solar Spectrum on the Daguerreotype Plate'] for P.M. printed exclusively for JH. Asks opinion of papers for next issue of Scientific Memoirs.
Has been reading JH's communication to the P.M. [on solar spectrum] and wishes to point out that RH was the first to carry out those experiments, which are recounted in the P.M. for 1840.
Has ventured on the risks of an election to the R.S.L. and would like JH's support and influence with those on the Council. Was prevented from visiting Dover. Sails for Canada on 4 Mar.
Regarding his brother-in-law's sale of property. Sorry he was unable to meet him at Dover recently. Mother in good health.
Sent JH's letter concerning actinometers to all observatories. [Johann] Lamont must be informed of recent work. ES comparing fluctuations of direction and force at Toronto and Van Diemen's Land. Mentions [G. B.] Airy and air currents.
Regarding the deeds for CB's brother-in-law. Is sorry that CB could not see the blasting of the cliffs at Dover.
Note of thanks for paper of JH's; replies with a printing of a talk by FB about William Herschel.
Clarification of priority to the prismatic analysis of the Daguerreotype photograph; comments on the location of a limiting diaphragm in a camera obscura.
Extract from observations of 70 Ophiuchi by F. W. Bessel. Results agree with WS's measurements by different method and increase WS's confidence. Hopes for more information on Gamma Virginis before finalizing WS's manuscript.
Reports on GM's health and immediate travel plans.
Thanks for the 'exquisite specimen of Daguerreotype.' Speculates on the possibility of making Daguerreotype portraits small enough to be set in rings or in shirt pins.
A note accompanying some papers on the geodesic work carried out in Germany.
Thanks for his paper on the Earth. Wishes his own Cape work was finished and of the same standard as FB's work. Regarding support for Dr. W. B. O'Shaughnessy when his election to the R.S.L. is being considered.