Comments on some work of JH. Disagrees with James South, and urges consideration of other ideas on a physical, [synthetic?] theory. [Much of this letter completely illegible.]
Showing 21–31 of 31 items
Comments on some work of JH. Disagrees with James South, and urges consideration of other ideas on a physical, [synthetic?] theory. [Much of this letter completely illegible.]
Suggests that JH print the portrait of JH with but not in JH's [Cape Results]. Has been working on Lt. Murphy's observations in Syria. Is pleased with M. J. Johnson's appointment to the Radcliffe Observatory. Asks JH for suggestions on projects for Johnson.
Concerning polarization of light rays in crystals of quartz.
Letter and parcel of papers has reached them safely for which they thank him. Third volume of Mécanique céleste will be sent later together with the fourth volume.
Will meet him at 10 a.m. to conduct him to the Botanical Gardens.
Concerning JH's projected visit to the Gobelin establishment.
Discusses elements of telescopic mirror making, including the curving the glass. Inquires about methods of telescope, lens, and mirror makers in England.
Just visited L. J. M. Daguerre. Praises his images as 'miraculous' and also Daguerre's times of exposure. Daguerre puts his images on 'thin sheets of plated copper.'
Transmits a letter from Mr. Train, who is interested in securing a teaching position in the schools at the Cape of Good Hope.
Sending an extract from one of his articles on the Theory of the Spinning Top. Relates this to the theory of Saturn's rings.
Sends two copies of his own General Theory of Terrestrial Magnetism, one for JH and one for the R.S.L.