Regarding the work of Thomas Maclear.
Showing 81–100 of 157 items
Regarding the work of Thomas Maclear.
Regarding JH's remarks about colored fringes in the clouds.
Thanking him for his statement about solar motion.
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.
Is returning the Proceedings of the Manchester Society, and The Magnetical and Meteorological Observations for 1851-58. Regarding the registration of magnetical disturbances.
Concerning JH's memorial to W. R. Hamilton's daughter. Holiday in Keswick. Comments on JH's papers on optics and force.
Writes about a long standing, very old, member of the Royal Observatory's Board of Visitors [W. H. Smyth] having been summarily dismissed from the Board.
Explaining JH's polarization difficulty [see JH's 1865-10-16].
Printed address of the Astronomer Royal to individual members of the Board of Visitors of the Royal Observatory.