Supports G. W. Kitchin's request that JH write treatise on inductive logic for benefit of Oxford students.
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Supports G. W. Kitchin's request that JH write treatise on inductive logic for benefit of Oxford students.
Requests JH's views on inductive logic for a publication by Cambridge.
Forwarding copy of paper by Ernst F. W. Klinkerfues; EK purports to show that movement of a star toward or away from an observer will affect its refraction in an achromatic prism.
Comments against the paper of Ernst Klinkerfüss about observations of dispersed star light [see JH's 1866-2-24].
Agrees with GS's assessment of Ernst Klinkerfüss's paper [see GS's 1866-2-27].
Further comments on Ernst Klinkerfüss's paper, in response to JH's 1866-2-28.
Comments further on Ernst Klinkerfüss's work [see JH's 1866-2-28]; on the behavior of light emitted by an electric spark.
Comments on a letter GS received from Ernst Klinkerfüss, which leaves GS convinced of the basic correctness of the views of GS and JH.
Resolution reappointing JH and others to committee to persuade Russian government to establish magnetic observatory at Tiflis [Tbilisi, Georgia] under direction of Prof. [?] Moritz.
[Writing to a correspondent in Manchester], apologizes that because of illness JH unable to take chair at 'your College Meeting.'
Comments on some of CL's writings; further argues that a canal at Suez and/or Darien would have a major effect on European climate due to the effect of ocean currents coming through such canals.
Some minor suggestions regarding CL's proofs [see CL's 1866-10-19].
Appreciates the receipt of volume one of the tenth edition of CL's Principles of Geology.
Is trying to assist in finding someone to review a book [The Heavens] by [Amédée] Guillemin.
Opposes sending expensive scientific equipment for J. B. N. Hennessey to use in India; suggests instead a variety of useful observations needing to be made, using inexpensive equipment. Discusses son's [Alexander] spectroscope observations of meteors.
About William Whewell's accident, and the ideas of E. F. W. Klinkerfüss on the behavior of light due to the motion of a star source.
Further recommendations regarding useful equipment and observations to be made in India [see JH's 1866-8-11]. Agrees that meteorological experiments there are desirable. Offers JH's son John's experience of India to ES.
Informs JH that his comments against sending a major telescope to India were decisive [see JH's 1866-8-11 & 1866-9-4]; biggest cost impediment was salary of observer.
In response to ES's 1866-12-6, JH sees no benefit in a great equatorial telescope in India being an itinerant instrument.
Comments on the state of William Whewell's health, and about the theories of E. F. W. Klinkerfüss [see JH's 1866-2-27].