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Showing 1–11 of 11 items
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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.
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.
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.
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.
Comments on additional proposals for consideration by the Standards Commission [see JH's 1841-3-20 or later].
Does not expect to come to the meeting [see GA's 1841-5-18], but sends comments on altered sections of the draft report.
Believes no error should be legally tolerated [see GA's 1841-5-24] in selling goods; thus the seller always provides a trifle over the due quantity.
Has received the maps from John Arrowsmith and sends a blank check for FB to fill in correct amount to pay the bill. Is unable to attend the Standard Commission meeting. Hopes FB can visit him in the summer.
Thanks AD for his theorems; comments on the value of such abstract speculations.
Has been experimenting with paper prepared with light-sensitive vegetable juices. Sends two specimens of JH's results.