Journal of the Society of Arts, 34 tomasSociety of Arts, 1886 |
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Rezultatai 1–3 iš 81
583 psl.
... feet , and then along a rising path amongst stunted pines we find the first asbestos mine . Here in the centre of a valley , about 5,500 feet above the level of the sea , we find a serpentine rock about 500 feet in length by about 100 feet ...
... feet , and then along a rising path amongst stunted pines we find the first asbestos mine . Here in the centre of a valley , about 5,500 feet above the level of the sea , we find a serpentine rock about 500 feet in length by about 100 feet ...
584 psl.
... feet above sea - level , but which call for no This is the finest piece of asbestos I special notice . There are also numerous have ever seen , whether as regards strength workings in the mountains called Sasso Nero or fineness of fibre ...
... feet above sea - level , but which call for no This is the finest piece of asbestos I special notice . There are also numerous have ever seen , whether as regards strength workings in the mountains called Sasso Nero or fineness of fibre ...
1220 psl.
... feet . Now , the channel being 2 feet wide , they occupy a length of 6 feet , as shown in Fig . 24 , and consequently , in order to pass a given point in one second as before , they must move at the rate of 6 feet a second , or double ...
... feet . Now , the channel being 2 feet wide , they occupy a length of 6 feet , as shown in Fig . 24 , and consequently , in order to pass a given point in one second as before , they must move at the rate of 6 feet a second , or double ...
Turinys
The Second Course will be on Friction By Prof H S HELE SHAW | 176 |
The Third Course will be on Science Teaching By Prof F GUTHRIE F R | 278 |
The Fourth Course will be on Petroleum and its Products By BOVERTON REDWOOD | 393 |
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