Relates discussion with [Hussey] Vivian on magnetic survey of Africa and Treasury support thereof. Discusses administration of various stations.
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Relates discussion with [Hussey] Vivian on magnetic survey of Africa and Treasury support thereof. Discusses administration of various stations.
Sends pamphlet for JH from Philadelphia. Author [E. P.] Mason died at the early age of 22. Believes he used a Herschelian telescope. Has been a mild winter in Boston.
Suggests a resolution of a small amount of money having to do with the exchange of some chairs; also asks about a dining room table.
No summary available.
Outlines advantages of placing magnetometers for Hammerfest Observatory at Edward Sabine's disposal, so that he can instruct those going to Toronto and the Cape in their use.
Sends book on Samothracian mysteries. Mentions article by [C. B.] Hafe. Suggests JH ask [William] Whewell to review the article in Quarterly Review.
Apologizes for illness preventing him from coming to Collingwood; comments on the South African political picture, and AS's intention to retire.
Seeks clarification from JH about a number of matters in the draft report of the Standards Commission [see JH's 1841-5-12 or earlier].
Invites JH to dinner if possible, or later if not at present possible.
Comments on additional proposals for consideration by the Standards Commission [see JH's 1841-3-20 or later].
Is in London studying English criminal law. EM was pleased with his visit with JH, and will be telling JH's aunt Caroline about it when he returns to Hanover.
Has been experimenting with paper prepared with light-sensitive vegetable juices. Sends two specimens of JH's results.
A summons to a meeting of the Standards Commission, together with some proposals for amending the report.
Some details of improvements in the calotype method.
Does not expect to come to the meeting [see GA's 1841-5-18], but sends comments on altered sections of the draft report.
Is unable to come to London for the Standards Commission meeting and thus will also not be able to come to the dinner party. Encloses some recent photographs.
Thanks RH for his 'extensive and instructive view on the present state of photography.' Found many interesting results in experimenting with vegetable substances. Surprised by RH's discovery that bi-chromate of potash is a photographic substance; JH nearly achieved this result.
Has seen John Arrowsmith, who has sent the maps to JH. There is to be a meeting of the Standards Commission.
A note to accompany a number of papers on the 'toleration of inaccuracy,' a question of concern to JH in relation to the setting up of standards.
Informing JH of a meeting of the Commission on Standards at Somerset House on 28 May 1841.