Urges JH to appear at the next meeting of the Board of Visitors as JH's opinion is very important.
Urges JH to appear at the next meeting of the Board of Visitors as JH's opinion is very important.
A note accompanying the return of a paper.
Further regarding the distribution of the J. J. F. Lalande catalogue.
Regarding spots on the sun and [T. J.?] Hussey and [A.?] Dawson's observations.
Concerning P. A. Hansen's observations of Lunar irregularities.
Regarding the proposed eight-inch object glass. Supplementary estimate for the Admiralty. Extract of a letter from Otto Struve.
Regarding modifications for the actinometer. Has written to Georg Merz regarding the object-glass. Regarding the eight-inch object-glass. Name of the maker of his actinometer. [JH has written a rough draft of his reply to this letter on the same sheet.]
Georg Merz's practice regarding the sale of object-glasses. Is preparing a model of a transit circle.
Concerning object-glasses.
Concerning the new meridional instrument. Is JH coming to town soon?
Regarding the reinstatement of the zenith tube.
Further information on the zenith tube. Description of a zenith tube.
Regarding Mary Somerville's proposals for extraordinary terrestrial refractions—Admiralty Manual.
Asks JH for his opinion of F. W. A. Argelander's letter concerning the publication of his work by the R.A.S.
Concerning the eighth satellite. Observations on U. J. J. Leverrier's paper.
Queries regarding the perturbation sheets.
Encloses perturbation sheets for checking.
Has received further proof sheets of the perturbations from the printer. Regarding Isaac Newton's theory of the motion of the moon's apse.
Further regarding GA's defense of Isaac Newton's theory on the moon. J. H. Seyfforth's theories seem plausible. Ipswich Philosophical Society.
Regarding the annual equation of the moon's motion.