Urges doubling number of lunar observations.
Urges doubling number of lunar observations.
CD has written to W. Kemp to ascertain what precautions he took in sowing his seeds. "It will be rather flat if you … pronounce the Atriplex to be merely a variety". Suggests sending plants to C. C. Babington.
J. S. Henslow expresses his doubts about WK’s seeds.
Construction of JH's new instrument for photographing spectral lines is still incomplete, and A. E. Becquerel has already announced discovery. JH will return £100 granted to JH by R.S.L.
History of husband's [W. H. Smyth] exchange of 1836 letters with T. R. Robinson regarding Gamma Virginis and JH's confirmation of W. H. Smyth's discovery. Sends copy of Augustus De Morgan's letter on renaming constellations.
Regards [W. Kemp’s] plant as clearly only Atriplex patula, though with "an unusual habit".
Adds report on success of his Roman tomb exhibit.
Describes germination of seeds he discovered. Cites similar story of seeds found in coal-mine.
Gives further description of gravel bank [of River Tweed] and other geological details.
Relinquishes R.S.L. Donation Fund for spectrometer [see JH's 1842-6-1], because [A. C.] Becquerel's research makes it obsolete.
Both JH and his wife, Margaret, are very concerned about the health of Madame Gerlach, the aunt of NS. Details are provided.
Would support improvements, both in number and quality, of lunar observations at the Royal Observatory; current practices produce unacceptably large predictive errors.
Edited the last volumes of the Encyclopaedia Metropolitana. Needs JH to summarize main points of his treatises on light and sound for the general preface.
Identifies Atriplex raised from seeds found by W. Kemp as A. angustifolia.
Writing memoir of James Grahame. Asks JH to send list of all Grahame's publications, copies of his work, and any available reviews.
Treasury ready to make payment [for Zoology plates].
Was pleased to have had the opportunity of learning more of England and its people. EM visited JH's aunt Caroline in Hanover, and reports the death of Mrs. [Sophia] Beckedorff at age 87. Sends greetings to Madame Gerlach.
Thought JH had given up interest in Meteorological Observations until he saw his report in the B.A.A.S. meeting. Would like his comments on Meteorological Observations to be made at Nice to where he is now going. Is taking the big object-glass and eye pieces.
Saw article in the [London] Times about Lord Rosse's telescope. Has received a letter from [James] South. Asks for information from JH for private use. [Francesco] del Vico has observed triple stars, but HS thinks the telescope by [R. A.] Cauchoix is flawed.
Asks JH to prevail on Lord Ashley [A. A. Cooper] to revise money laws in House of Commons for benefit of working classes. Encloses tracts [issued by Society for the Emancipation of Industry].