Responds positively to HL's 1839-4-17, and adds some additional comments.
Showing 41–60 of 67 items
Responds positively to HL's 1839-4-17, and adds some additional comments.
About times at which magnetic observations should be made at each observation station.
G. B. Airy needs HL to send him the information used to set up colonial magnetic observatories.
About the urgent need to prepare a report on the magnetic observations, and that HL is the most logical person to give direction to it.
Urges some revision in both the report and instructions for the magnetic observations.
Asks HL for comments about the question of continuing the magnetic observations.
Question of procedure about considering the magnetic observations for publication.
Is trying to organize a meeting of the Magnetic Committee before the meeting of the B.A.A.S. in Cambridge, to deal with reporting and committee membership.
Further to arrangements about meeting [see JH's 1845-5-30].
Asks questions about how to proceed for the continuance of magnetic observations.
Regrets that he cannot attend B.A.A.S. meeting and stay with HL; thanks HL for his paper on the undulating theory.
Begs not to be chairman of the proposed Magnetic Conference Committee [see HL's 1857-10-19], but would serve on the committee.
Passes on the suggestion, from G. B. Airy, of the use of copper rings for damping the movements of measuring instruments in measuring terrestrial magnetism.
Sends procedures for preparation of the report of the Magnetic Committee for the meeting of the B.A.A.S., which JH cannot attend due to illness; asks some questions about achromatic lens theory.
Thanks HL for the response to JH's queries [see JH's 1859-9-4].
Sends to HL a sheet of curves laid down by [Charles] Riddell, comparing Brussels declination observations with those made in Toronto. JH frequently refers to HL's work on the subject of terrestrial magnetism.
R.S.L. committee for considering continuance of magnetic observations has recommended that hourly observations be carried out at Falkland Islands, Newfoundland, and Vancouver Island. Alternate stations are Ceylon and Bermuda. Will not print all observations. Hopes colonial governments will participate. JH and William Whewell will be at [B.A.A.S. meeting in] Leeds.
R.S.L. committee recommends continuing three magnetic observatories at Falkland Islands, Newfoundland, and Vancouver Island.
Responds to questions on magnetic circular sent out by JH [see JH's 1844-12-5]. Comments on continuing government funding for global system of magnetic and meteorological observatories. Suggests goals for future observers.
Not acquainted with proposal by A. T. Kupffer. Replies to queries by B.A.A.S. committee regarding continuation of magnetic and meteorological observatories. Expects self-registering instruments to supersede human observers soon.