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Showing 1–20 of 27 items
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About observing a grain-shaped spot on the sun; greetings to Friedrich Winnecke.
Raises with GA the likelihood of an error in a date of a transit of Mercury in a paper by F. A. Winnecke.
Replies to JH about the date of the transit of Mercury [see JH's 1864-1-[26]].
The practice at the Royal Observatory is to compare proof copies with calculation sheets [see JH's 1864-2-5].
As JH has made minor changes in many calculated results, the proof sheets cannot be easily compared with the calculation sheets [see GA's 1864-2-6].
Regarding Thomas Spring-Rice (1st Baron Monteagle), the Treasury and the Commission on Weights and Measures.
Further regarding the forthcoming meeting of the Standards Commission. Regarding JH's 'Catalogue of Nebulae.'
Regarding JH's forthcoming visit. On the platinum in the pound weight becoming browned.
Expecting him soon. Experiments on the National pound.
Regarding the transit of Mercury. Error in calculating the pound weights.
Meeting of the Standards Commission on 16 March.
Meeting of the Standard Commission on 29 April.
Sending him the map of the world.
Sending him the draft of the Report of the Standards Committee for his signature.
Regarding the opposition to the proposed introduction of the French Metrical system.H
Daughter has returned from Switzerland.
Informing him that he has just heard of the death of Wilhelm Struve.
Has been asked to reweigh the damaged Parliamentary standard pound weight; thinks that W. H. Miller would be a more suitable person to do the job.
Is trying to discover the train connections that will allow JH to come to a meeting of the Standards Committee without coming to London overnight. 'Catalogue of Nebulae' is now in proof state [see GA's 1863-10-9] and needs to be checked.