 | Sir Norman Lockyer - 1876 - 886 Seiten
...lately conducted by Dr. W. Siemens, on the velocity of propagation of electricity in suspended wires. Proceedings of the Geological and Polytechnic Society of the West Riding of Yorkshire. NewSeries. Part 2. Гр. 5710112. — This part contains several very interesting papers on various... | |
 | 1875 - 706 Seiten
...of the University of Kasan. 1869-1872; 1873, No. 1. 8vo.—From the University. Leedi.—Proceedings of the Geological and Polytechnic Society of the West Riding of Yorkshire. New Series, 1871-72, Part 1. 8vo.—From the Society. The Fifty-Second Report of the Council of the... | |
 | Franklin Institute (Philadelphia, Pa.) - 1848 - 488 Seiten
...out of currents of air. Civ. Eng. & Arch. Journ. Improvement in the Sajety Lamp. At a recent meeting of the Geological and Polytechnic Society of the West Riding of Yorkshire, the Rev. W. Thorp produced a new lamp which will remedy all the defects in the lamp of Sir H. Davy... | |
 | Royal Statistical Society (Great Britain) - 1839 - 578 Seiten
...Esq. ; Thomas Bartrum, Esq. ROYAL POLYTECHNIC SOCIETY. In noticing in our last Number the formation of the Geological and Polytechnic Society of the West Riding of Yorkshire, we took occasion to advert to the advantages which it will possess for collecting Statistics of the... | |
 | 1876 - 872 Seiten
...thickness, in which red * Dr. Alexander, in describing the geology of the parish of Halifax, in the 'Tracts' of the Geological and Polytechnic Society of the West Riding of Yorkshire, 3rd June, 1841, p. 201, mentions that " in prosecuting the works on the line of railway some blocks... | |
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Proceedings of the Geological and Polytechnic Society of the West Riding of Yorkshire. 
