Corrects a misunderstanding about the date to which magnetic observations are to be reduced.
Showing 1–12 of 12 items
Corrects a misunderstanding about the date to which magnetic observations are to be reduced.
Corrects date on publication by G. A. Erman.
Requests some rewording of B.A.A.S. resolution [see JH's 1870-9-27].
Asks a whole series of silly riddles, and JH complains of not having heard from AD.
Apologizes for not writing often. Has been ill. 'Moderate' use of 'Coca de Peru' [cocaine] helps. Is working on a 'General Catalogue of double stars reduced to 1830.0.' Acknowledges works received.
Thanks for paper on action of rays 'of high refrangibility' on gases and vapors. Attempts to understand reflection of wave motion on particles with diameters 'incomparably smaller' than length of wave.
Discusses significance of Col. Napier's pendulum observations to research on earth's constitution and gravitation.
Recounts various reports of phenomena in the sky related to the 'great Moscow phenomenon' of 'mock Suns and inverted Arches.'
Sends a copy of JH's version of the German Rhine Song, which JC requested. Comments favorably on French losses in the Franco-Prussian War. Thanks her for visiting.
Having been placed jointly in charge with G. A. Erman of a B.A.A.S. grant expenditure to support H. J. R. Petersen's recomputation of Gaussian constant for 1829, JH asks for corrections in the statement of the actions funded.
Writes to clarify the actions of the B.A.A.S. [see JH's 1870-5-24].
Gives JG a journal reference.