The Year-book of Facts in Science and ArtSimpkin, Marshall, and Company, 1850 |
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action ammonia animal apparatus appears applied Armeria maritima Athenæum atmosphere aurora borealis boiler British Association carbonic acid cause centre chemical chloroform cholera cloth coal coloured combustion communicated consists constructed containing copper cylinder Davy lamp diameter effect electric electric telegraph employed engine Engravings exhibited experiments feet filter fire flowers George Cruikshank glass gold gutta percha heat Illustrations inches invention iron length less light lime liquid London machine magnetic manufacture means Messrs metal miles morocco needle nitric acid observed obtained ordinary oxide paper passing patented phenomena pipe placed plants Plates poles portion potash present pressure produced Prof pump purpose quantity R. I. MURCHISON railway rendered rocks Royal shaft side solution species specimens steam substance sulphuric acid surface telegraph telescope temperature tints tion tons tube vapour vessel weight whole wire wood zinc
Populaire passages
Pagina 218 - It was found that silver, although with less intensity, exhihited the same phenomena ; and gold, although usually employed for the purpose of imparting varieties of red, was found by varying degrees of heating at a high temperature, and recasting several times to give a great many tints, varying from blue to pink, red, opaque yellow, and green. Charcoal in excess in a mixture of silica-alkaline glass gives a yellow...
Pagina 295 - The Open Timber Roofs of the Middle Ages. Illustrated by Perspective and Working Drawings of some of the best varieties of Church Roofs ; with descriptive Letterpress. By R. and JA BRANDON.
Pagina 293 - Milton's Poetical Works. Paradise Lost and Regained, Comus, Samson Agonistes, L' Allegro, &c. : with Essay on Milton's Life and Writings, by JAMES MONTGOMERY; illustrated with One Hundred and Twenty Engravings, by THOMPSON, WILLIAMS, ORRIN SMITH, &c. from Drawings by WILLIAM HARVEY. Two volumes, crown 8vo. 24s. cloth ; 34s. morocco. Thomson's Seasons and Castle of Indolence. With Life and Critical Remarks by ALLAN CUNNINGHAM; and 4S Illustrations by Samuel Williams. 12s. cloth ; 17s. morocco. Beattie...
Pagina 296 - Stuart's Antiquities of Athens, And other Monuments of Greece. With Seventy Plates, accnrately reduced from the great work of Stuart and Revett ; and a Chronological Table, forming a valuable Introduction to the Study of Grecian Architecture. 10s.
Pagina 49 - ... these. If we were now materially to alter the construction of the watch, all those trades would have to be relearnt, new tools and wheel-cutting engines to be devised ; and the majority of the workmen to begin life again. During this interval the price of the new instrument would be enormously enhanced. We should again hear men speak, like Malvolio, of ' winding up their watches ' as a token of magnificent wealth.
Pagina 27 - The red seems the most proper for the experiment. Those who have good sight prefer the dark red ; those who are short-sighted like light red better. The explanation of this effect seems to depend upon the fact that the white...