Has climbed Ben Nevis.
Showing 61–80 of 131 items
Has climbed Ben Nevis.
Concerning the 'Standards.'
Regarding A. R. Clarke's paper on Geodesy. Benjamin Peirce's Lunar Table. The sun's parallax. JH's nebulae catalogue. Regarding the English inch.
Is still not happy with the earth's axis as a source of standard length; sends JH the results of A. R. Clarke's calculations on the figure of the earth [see JH's 1863-10-8].
Regarding employment for GA's son in the Educational Departments in India.
Regarding the Proceedings of the Southern Telescope Committee.
Requesting JH to write to Thomas Maclear to get him to finish his work on the Trigonometrical Survey of the Cape.
Is returning correspondence on Southern Telescope Committee and the Melbourne telescope. Comments on the working of the scheme.
Regarding the work of Thomas Maclear.
Regarding JH's remarks about colored fringes in the clouds.
Thanking him for his statement about solar motion.
Replies to JH about the date of the transit of Mercury [see JH's 1864-1-[26]].
Regarding Thomas Spring-Rice (1st Baron Monteagle), the Treasury and the Commission on Weights and Measures.
The practice at the Royal Observatory is to compare proof copies with calculation sheets [see JH's 1864-2-5].
Further regarding the forthcoming meeting of the Standards Commission. Regarding JH's 'Catalogue of Nebulae.'
Informs JH about train service [see JH's 1864-2-5], and encourages JH to stay with GA from the night before the meeting.
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.