 Relay. filings — made with a coarse file from nickel and silver in the proportions of 90 per cent of the former and 10 per cent of the latter: the tube is then adjusted, the air is exhausted with a mercury pump, and the tip sealed off.  Epilepsy and Its Treatment - Page 65by William Philip Spratling - 1904 - 522 pagesFull view - About this book
 | 1861 - 362 pages
...Lancashire from the red hematites was nearly free from sulphur and phosphorus, containing not more than '05 per cent, of the former, and -10 per cent, of the latter. This iron is very siliceous, but by blowing the whole of this is separated ; by blowing this iron,... | |
 | Samuel Kinns - 1883 - 556 pages
...variations of colour, and its iridescence rivalling the rainbow, is only pure silica and water — viz., 90 per cent, of the former and 10 per cent. of the latter; a piece of common flint, therefore, differs but little in composition from this charming gem. The pearl,... | |
 | James Johnston (F.S.S.) - 1884 - 296 pages
...in aided schools for all India appear large, and the number in the departmental class small, viz. 69 per cent, of the former and 10 per cent, of the latter; but such a general statement, apart from the study of such a table, is fallacious and misleading. The... | |
 | Samuel Kinns - 1885 - 578 pages
...variations of colour, and its iridescence rivalling the rainbow, is only pure silica and water—viz., 90 per cent. of the former and 10 per cent. of the latter; a piece of common flint, therefore, differs but little in composition from this charming gem. The pearl,... | |
 | Samuel Kinns - 1887 - 862 pages
...variations of colour, and its iridescence rivalling the rainbow, is only pure silica and water — viz., 90 per cent, of the former and 10 per cent, of the latter ja piece of common flint, therefore, differs but little in composition from this charming gem. The... | |
 | Paul Caspar Freer - 1894 - 568 pages
...are produced as reduction products of the acid.* These gases are formed in the proportion of about 90 per cent of the former and 10 per cent of the latter. As the nitric acid is diluted, the relative quantity of dioxide diminishes and that of trioxide increases,... | |
 | Alexander Humboldt Sexton - 1899 - 290 pages
...the manufacture of teapots and other articles, is an alloy of tin and antimony, containing about 90 per cent. of the former and 10 per cent. of the latter. Type metal, used for casting printers' type, contains about four parts of lead to one part of antimony,... | |
 | William Maver (jr.) - 1903 - 686 pages
...254?, compared with the Branly coherer, and by employing a mixture of nickel filings and silver — 90 per cent, of the former and 10 per cent, of the latter metal. lie also placed the few filings used in a vacuum. The other instruments shown in Fig. 254? are... | |
 | Smithsonian Institution. Board of Regents - 1903 - 902 pages
...size, compared with the Branly coherer, and by employing a mixture of nickel filings and silver — 90 per cent of the former and 10 per cent of the latter metal. He also placed the few filings used in a vacuum. The other instruments, shown in fig. 5, are... | |
 | 1905 - 484 pages
...Pnl.triznl Relay. filings — inaile with a coarse file from nickel and silver in the proportions of 90 per cent of the former and 10 per cent of the latter; the tube is then adjusted, the air is exhausted with a mercury pump, and the tip sealed off. Anti-mfn-rer*... | |
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