About the health of Caroline Herschel, and other news from Hanover.
About the health of Caroline Herschel, and other news from Hanover.
Has succeeded in increasing stations around Alps for meteorological observations. [G. B.] Airy is very obliging. Hopes one day to collect all meteorological observations in Sur le climat de la Belgique.
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A friend has inquired when Pisces became the sign of the Vernal Equinox; can JH help him? Regarding the comet they observed on their passage home.
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].
Introducing Professor Emile Plantamour, who is visiting England. Read JH's article on the rays of the solar spectrum with pleasure. Sends some articles by Plantamour from recent journals.
Describes experiments in the electrochemical decomposition of metallic salts.
Further on the electrochemical decomposition of metallic salts [see AS's 1843-2-28], and its relationship to photography.
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.
Met JH when he was residing in the Auvergnes. Since then he has had to leave France and now resides in England, where he is making a living teaching French and writing books. Would be grateful if he could add JH's name as a subscriber to a forthcoming work.
Wishes JH had added his name at the head of the list of subscribers. Thinks he is being too cautious. AJ is responsible for the whole of the work though it appears under two authors.
President of the Società Italienne des Sciences has received the invitation for members to attend the B.A.A.S. meeting at Cork. Regrets the length of the journey prevents members attending, but have nominated Michael Faraday to attend.
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