Sends prints of solar photographs taken last week at Kew, as requested by Warren de La Rue. Regrets that picture on 11 Feb. was unsatisfactory.
Sends prints of solar photographs taken last week at Kew, as requested by Warren de La Rue. Regrets that picture on 11 Feb. was unsatisfactory.
Has received a letter from J. C. Poggendorf. Further reports on his experiments with gas.
Explaining why the moon's disc is circular.
Relating his recent experiments in dioptrics. Encloses a model of his air-lens. Is grateful for the reference.
Is obliged for his comments on the future of Kew Observatory. They differ from the others received, but they will be read out. Has he ever thought of publishing his reports to the R.S.L.? Thinks it would be a good idea if they could be published.
Reports on recent solar eclipse photographs of the solar corona which jeopardize JH's meteoric theory of the corona's origin. Concludes the corona must be 'after all a phenomenon of eruption!!'
Sends calculation of the Transits of Venus in 2004 and 2012. Cannot find any record of new double stars. Is in doubt about R. Leporis. Quotes an historical incident regarding an eclipse of the sun and the removal of Mahomet's pulpit. Did F. X. von Zach make his calculations himself?
Outlines the recent work in terrestrial magnetism by H. T. R. Petersen and himself. Comments on their results.
His object in suggesting that JH's reports should be purchased was to preserve them from oblivion.
Announces business meeting of Council on 11 Mar.
Suggests that meteors come sometimes from the sun, more typically from other stars.
Sends a copy of his book on the science of color. Their theories regarding color seem to becoming more popular.
Will send B.A.A.S. grant for £40 directly to G. A. Erman for reduction of Gaussian constant unless WS hears differently from JH.
Is looking for an observer for a newly-mounted telescope in India for the December 1871 eclipse. Would JH's son John be available?
Regarding a reflector for observation of the forthcoming eclipse.
Is gratified and encouraged by JH's approval of JN's illustrations of the lunar surface. The improvement in printing processes makes it possible to use such photographic illustrations.
Announcing the death of her husband Augustus.
Offers JH the first exemplar of AQ's work [Physique sociale]. Realizes no one will ever appreciate years of work that it has taken.
Thanks JH for assistance in settling matters with the B.A.A.S.; comments about travel plans and magnetic observations.
Requests testimonial from JH to assist FW in obtaining better appointment on Society's library staff.