Tells JH that his invitation to visit came too late. Regrets deeply not having the opportunity to meet, but expects to do so next year. Hopes to present two works to JH at that time. Mentions working with the talented P. L. Seidel, his assistant.
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Tells JH that his invitation to visit came too late. Regrets deeply not having the opportunity to meet, but expects to do so next year. Hopes to present two works to JH at that time. Mentions working with the talented P. L. Seidel, his assistant.
Tells JH of [P. L. von] Seidel's success in comparing luminosity of stars by means of a photometer. The results match those of JH. Sends JH a copy requesting that the form be ignored and it be communicated to the R.A.S.
Thanks AQ for package No. 32. Asks AQ to acknowledge receipt of JH's Cape Results. Commends AQ for outstanding work on magnetic meteorological and periodic phenomena.
Has arrived from Paris and will continue to Hamburg. Regrets not being able to revisit Collingwood. Requests JH's work concerning the southern skies.
Thanks JH for introducing him to Robert Kane. Hears that JH will publish Cape results. Impatient to see them. Mentions JH's philosophical work.
Has received package in Turkey from JH. Sends thanks to JH through Sir Robert Brown. Values highly the gift of fragments from a meteor fallen near Cold-Bokkovold on 13 October 1838.
Has been requested to prepare a manual of scientific instructions for the use of ship's officers, and is asking GA to prepare a section on astronomy.
Is willing to assist JH, but feels that the Admiralty must instruct GA to do so [see JH's 1847-12-23].
In flowery prose thanks JH for 'feeling with me in what I have felt deeply myself,' perhaps referring to one of JH's poems. Is delighted to have learned through W. R. Hamilton that JH is a poet.
Communicates with others JH's choice of name for new planet [Iris]. Sends position of Hawkhurst Church tower obtained from map department. Describes rainy-day eclipse and reactions to it.
Notes that actinometer observations prove faulty due to problem with instruments. Asks that WS notify Indian observatories to join others in terminating such observations until JH finds method of getting around problem.
Approves naming the new planet Neptune and continued designation of JH's father's planet as Uranus. Suggests reasons and alternatives.
Concerned about W. S. Stratford, who has not responded to letters; GA has a problem with the German notation of star positions used by Thomas Henderson.
Speculates on name for JR's 'hot and cold basins' and on causes of equatorial heat and polar cold.
Believes he has worked out the German notation of star positions [see GA's 1847-2-1].
Asks to be allowed to join the new Philosophical Club on a trial basis [see letter of same date to John P. Gassiot].
Uses GA's comments [see GA's 1847-5-10] finally to achieve clarification of Thomas Henderson's calculations.
Thanks WH for 'plan' of [asteroid] Iris. Family is happy to have WH's son (JH's son William's friend) with them for holidays. Recounts their playful and adventurous activities.
On WH's 'Hodograph' and theorems of parabolic motion and the relation between velocities, initial velocities, and time. Praises WH's son. Cape Results nearly finished. Revising book on astronomy. Plans to 'attack' quaternions. Mentions parabolic functions and Benjamin Peirce's claim that the discovery of Neptune was accidental.
Has dealt with the problem of thanking H. C. Schumacher [see GA's 1847-10-6].