Replies to JH about the date of the transit of Mercury [see JH's 1864-1-[26]].
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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].
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.
Informs JH about train service [see JH's 1864-2-5], and encourages JH to stay with GA from the night before the meeting.