[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.
[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.
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A note accompanying some papers on the geodesic work carried out in Germany.
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.
Reports on GM's health and immediate travel plans.
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.
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.
Describes experiments in the electrochemical decomposition of metallic salts.
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.
Thanks JH for favorable comments on BS's biography of [Charles?] Mason. Has been given part of an unusual meteorite fallen in the Cape. If JH has a piece of it, hopes to obtain JH's opinion.
Clarification of priority to the prismatic analysis of the Daguerreotype photograph; comments on the location of a limiting diaphragm in a camera obscura.