Anticipates appearance of JH's work on double stars; asks for suggestions for employment for a young man from Germany, and offers some suggestions about refining the study of refraction.
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Anticipates appearance of JH's work on double stars; asks for suggestions for employment for a young man from Germany, and offers some suggestions about refining the study of refraction.
Something is going badly. Comments on volcanic action observed, and on having met some English acquaintances of JH. [Many parts of this letter illegible.]
Writes to thank the Philosophical Society of Philadelphia for the gift of the catalogue of its library.
Responds to ES's proposal to conduct a series of meteorological observations from the peak of Teneriffe. Promises to bring it before the Board of Longitude for consideration for support.
Clarifies issues discussed in an earlier letter. Discusses whether the project of making meteorological observations will be feasible if the Board of Longitude does not offer financial support. Attempts to arrange a meeting with JH.
Responds to ES's letter of 1825-4-4, stating that JH now understands that ES will proceed with the Teneriffe observations only if funds are provided. Praises Sabine's previous work.
Shares JH's doubts whether the Board of Longitude will fund the Teneriffe expedition, the importance of which he again stresses. Cannot personally cover the costs. Thanks JH for his support and praise.
On 1825-4-7 presented ES's proposal for experiments at Teneriffe to the Board of Longitude, which judged the experiments not sufficiently relevant to the Board's concerns. Offers to seek endorsement from the R.S.L.
Encourages JH to bring ES's proposal for Teneriffe experiments before the R.S.L. Council.
Invites ES to join him and other scientists for dinner. Requests that ES prepare a detailed description and justification of his proposed Teneriffe experiments for consideration by the R.S.L. Council.
Illegible.
Studied 659 double stars; JH is confident that his work proves his father's conclusions. Now plans to study nebulae.
Agrees to purchase JS's 7-foot refractor if no other reasonable offer made, but doubts he would use it extensively. Plans to concentrate on observing nebulae with JH's reflector at Slough. Relays regards and question for P. S. Laplace.
On the eloges of William Herschel being prepared by François Arago and J. B. Fourier. JH's and JS's work on double stars much appreciated among French astronomers. On Alexis Bouvard, Arago, and other French astronomers. On Wilhelm Struve's observations of double stars.
On the transmission of materials between JH and JS. On their joint observations.
Election to the Astronomical Society.