Must report progress of meteorological reductions to B.A.A.S. Send specimen of 'Curves' before first week in September. Gives latitudes and longitudes for North American stations.
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Must report progress of meteorological reductions to B.A.A.S. Send specimen of 'Curves' before first week in September. Gives latitudes and longitudes for North American stations.
Mostly about damage to furniture during shipment from Slough to Collingwood.
Trying to establish which of the boxes of household effects that have been shipped from Slough have arrived at Collingwood; comments on the weather.
Complains about the loneliness now that the family is gone from Slough, as are most of their goods.
Mostly about boxes packed and shipped to Collingwood, along with questions about items of equipment there.
About the choices to be made in moving furniture from Slough to Collingwood; problems about the election of a minister at Eton.
About buying horses, and closing the deal to buy Collingwood. JH refers to an enclosure about anti-slavery.
About a tragic fire nearby, and more about moving goods to Collingwood.
The packing and shipping of goods to Collingwood is complete; JH will now attend to a few final details and then come to Collingwood, having spent the most horrible 'fortnight in my life.'
Has no objection to the recipient's republication of the 'Examples of the Differ. & Integl Calculus by Mr. Peacock,' to which JH contributed.
JH is concerned about MH's health, especially her sore teeth; JH sends along some letters, and reports that all are well at Slough.
Hopes to have JH's review of William Whewell's History of the Inductive Sciences ready for the next issue of the Quarterly Review.
Honored to be elected as a foreign member of the Academy.
Waited until after 14 Feb. to submit JH's paper on photography ['On the Chemical Action of the Rays of the Solar Spectrum...,' R.S.P.T. (1840), 1-59]. Will send WT a copy.
Sending specimens sent to JH by [Robert] Hunt. Praises Hunt. Has WT received JH's paper ['On the Chemical Action of the Rays of the Solar Spectrum...,' R.S.P.T. (1840), 1-59]? JH moving to Collingwood.
Thanks for excellent pictures WT sent. JH wishes JH had time for further experiments, especially on the 'thermic spectrum.' Praises [Robert] Hunt's results. Recommends experiment to WT.
Praises various photographs by WT and notes changes in some. Recounts optical experiments, recent and planned, by JH on rock-salt.
Sends WT a copy of the solar spectrum in which each color is represented clearly in a 'positive' picture. JH sees this as giving hope for color photography.
Reports on a simple mode of obtaining from a common Argand oil lamp a greatly increased quantity of light.
Is in communication, as requested, with Mr. Train and Thomas McBean about their candidacy for teaching at the Government Schools at the Cape of Good Hope.