Responds to proposals of JH [?], and comments on the problems of the Royal Mint charges for coinage, especially coinage for foreign authorities.
Showing 1–13 of 13 items
Responds to proposals of JH [?], and comments on the problems of the Royal Mint charges for coinage, especially coinage for foreign authorities.
Has JH seen R. A. Proctor's theory regarding the Milky Way?
Has he heard about the resignations of the Assistants at the Paris Observatory? Further regarding the present situation at the Paris Observatory.
About the dismissal of U. J. J. Leverrier at Paris observatory.
Is sending extract of a letter [included] received from R. L. J. Ellery, Melbourne[deals with observations of Eta Argus].
Would support the application for a grant [see JH's 1870-5-12], but would like to see some changes in the way calculations are made.
Refers to several items of correspondence, and then comments on the calculation of Gaussian earth-constants to a higher power than has been done to date.
Regarding Alexander Herschel's paper on acoustical oscillations recently sent to G. A. Erman.
About a title change for the Astronomer Royal's chief assistant.
Regarding GA's proposed visit to Hawkhurst. Is losing the services of his first assistant. Book on magnetism almost printed. Is revising his article on sound. Is trying out a water telescope.
Is sending on G. G. Stokes instructions about polarization; several expeditions have left for more southerly locations to observe the upcoming solar eclipse.
Is sending G. G. Stokes's instructions about polarization. Observation parties are off to Oran, Gibraltar and Cadiz.
Is sending two copies of his book on magnetism [Treatise on Magnetism (London, 1870)].