9 examples of harton in sentences

This knowledge he afterwards utilized very effectively at the Harton Pit in comparing the density of the Earth's crust with its mean density; and it was very useful to him in connection with geodetic surveys and experiments on which he was consulted.

"The Harton Colliery Experiment: I had long wished to repeat the experiment which I had attempted unsuccessfully in 1826 and 1828, of determining by pendulum-vibrations the measure of gravity at the bottom of a mine.

Residing near Keswick this summer, and having the matter in my mind, I availed myself of an introduction from Dr Leitch to some gentlemen at South Shields, for inspection of the Harton Colliery.

From June 28th to Aug. 7th I was staying with my family at The Grange, in Borrowdale near Keswick: and also made an expedition to Penrith, Carlisle, Newcastle, Jarrow, &c.; and descended the Harton Pit.

In September and also in October I was at South Shields on the Harton Experiments.

"With regard to the Pendulum Experiments in the Harton Colliery, after mentioning that personal assistance had been sought and obtained from the Observatories of Cambridge, Oxford, Durham, and Red Hill, the Report states that "The experiments appear to have been in every point successful, shewing beyond doubt that gravity is increased at the depth of 1260 feet by 1/10000th part.

as determined by Galvanic Signals. 1855 Jan. 1 Lecture at S. Shields on the Pendulum Experiments in the Harton Pit, and Letter on the Results.

1855 Feb. 2 Lecture on the Pendulum Experiments R. Inst. lately made in the Harton Colliery for ascertaining the mean Density of the Earth.

Trans. in the Harton Colliery, for the purpose of determining the Mean Density of the Earth.

9 examples of  harton  in sentences