Declines invitation to ride because he is "so very subject to headache".
Showing 1–20 of 25 items
Declines invitation to ride because he is "so very subject to headache".
Discusses classification of animals. Degree of affinity different for different taxonomic groups. Discusses affinity of Ornithorhynchus or Echidna to reptiles.
Brain of whale is highly developed; on differences among brains of Quadrumana.
Calls CD’s attention to an article about William Herbert’s hybrid Narcissus.
Explains what he means when he attempts a "natural classification", defining his words and using man as a standard; gives examples. Classification of Aptera and Diptera.
Discusses his discharge from the Zoological Society. Is to see Robert Brown about the British Museum position.
CD sends off his notes [corrections and additions to his Journal of researches] which he hopes ED will introduce [in German translation].
Sends some examples of Gentiana that he thinks may shed light on the origin of double flowers. Since specimens grew in sterile soil their double flowering cannot be attributed to excess food. CD advances the hypothesis that some change in natural conditions causes sterility, which then causes compensatory development of petals, the organs closest in morphology to those whose functions have been checked.
No summary available.
No summary available.
Amuses himself in his spare time with astronomy. Would like advice on the composition of the metal for the speculum. Hears that Miss Caroline Herschel is in good health.
Has received a request from the Admiralty to order a new telescope for the Cape observatory; at the same time, JH has received an unsolicited offer of a lens. JH seeks advice and information from GA.
Is happy to hear that JH approves of the suggestion to send his eldest son to seek his fortune in the East. Will request that the appointment be conferred on William Herschel [JH's son]. Is spending some days with the Bryants.
[Writing in response to Archbishop [of Canterbury, William Howley]], accepts the honor of being named a Trustee of the British Museum with much gratitude.
Peter Stewart informed JH of EM's offer to assist JH's son William in obtaining writership appointment in India. JH and wife are deeply grateful. JH's desires for William's future.
Provides JH with information and advice about large lenses, which JH is considering for a Cape of Good Hope Observatory equatorial telescope.
Discusses state of science in France. Magnetic instruments were ordered for Algiers, but ES is uncertain whether they left Paris. Will send portion of magnetic report and letter from [A. D.] Bache among other things.
Humbly requests that JH accept his 'celestial map' and his infinite esteem.
Congratulates JH on his election as Trustee of the British Museum.
Sends diagrams of woodcuts representing planes of polarization. Chooses not to publish chemistry lectures. Asks JH's opinion of a failed polarized light experiment.
Regarding a telescope for Thomas Maclear.
Has received official communication from the Treasury that the government will provide financial assistance to print the catalogues of stars. Both these catalogues and the one to be printed by the B.A.A.S. await their decision on star nomenclature.