Recognizes the validity of GA's claim to the eyepiece theory [see GA's 1861-3-27]; JH did not have space to deal adequately with the subject of telescopes.
Recognizes the validity of GA's claim to the eyepiece theory [see GA's 1861-3-27]; JH did not have space to deal adequately with the subject of telescopes.
Appeals for JH's support of the Life Boat Institution.
Tells JH that he can be ready to see him at any time.
Is sending a tract on 'Probable Errors.' Further observations on JH's article on telescopes.
Points out error in his own book and enlarges on that point.
James Challis has informed him that J. C. Adams is to be the new Observer at Cambridge. Does not see how he himself can ever obtain the post. Seems likely that he may give up the profession.
Many thanks for his new projection of the sphere. J. L. Lagrange has two papers of 1779 on the subject. John Lee elected president at the R.A.S. He himself has resigned from the council.
Encloses pamphlet on atmospheric electricity by Joseph Henry and two pages about 'Carpet experiments' in New York by Joseph Lovering. U.S. going through 'sad political trial.' Does astronomy offer examples of severed systems or broken planets being re-united?
Expresses thanks for sending Smithsonian Contribution to Knowledge, a report by A. D. Bache, and materials from the American Philosophical Society.
Forgot to reply to his letter as he locked it away. Regarding the supply of oxygen. Does not think it applicable in the case of a confinement.
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