The British Encyclopedia, Or Dictionary of Arts and Sciences: Comprising an Accurate and Popular View of the Present Improved State of Human Knowledge : Illustrated with Upwards of 150 Elegant Engravings. N - R. 5Longman, 1809 - 680 pages |
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Page 10
... surface of the earth , in India , South America , South Africa , and even in some parts of Spain . In Germany and France it is obtained by means of arti- ficial nitre - beds . These consist of the re- fuse of animal and vegetable bodies ...
... surface of the earth , in India , South America , South Africa , and even in some parts of Spain . In Germany and France it is obtained by means of arti- ficial nitre - beds . These consist of the re- fuse of animal and vegetable bodies ...
Page 15
... surface is not smooth , but fur- rowed with a number of wrinkles , running in various directions , though principally longitudinally . It is of a greyish brown colour on the outside , and of a beautiful variegated hue within , being ...
... surface is not smooth , but fur- rowed with a number of wrinkles , running in various directions , though principally longitudinally . It is of a greyish brown colour on the outside , and of a beautiful variegated hue within , being ...
Page 34
... surface they shine in the dark . Hence some twenty years ago a person exhibited in London , as the everlasting lamp of the ancients , a vessel containing phosphorns immersed in oil . The various purposes to which fixed oils are applied ...
... surface they shine in the dark . Hence some twenty years ago a person exhibited in London , as the everlasting lamp of the ancients , a vessel containing phosphorns immersed in oil . The various purposes to which fixed oils are applied ...
Page 37
... surface , pass straight through the body , excepting such as are lost and absorbed , by striking on solid parts : but in the bor- dering of parts of unequal density , such as those of wood and paper , both with regard to themselves ...
... surface , pass straight through the body , excepting such as are lost and absorbed , by striking on solid parts : but in the bor- dering of parts of unequal density , such as those of wood and paper , both with regard to themselves ...
Page 37
... surface . In the writings of Alhazen , too , we find the first distinct account of the magnifying power of glasses , and it is not improbable that his writings on this head gave rise to the useful invention of spectacles ; for he says ...
... surface . In the writings of Alhazen , too , we find the first distinct account of the magnifying power of glasses , and it is not improbable that his writings on this head gave rise to the useful invention of spectacles ; for he says ...
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Common terms and phrases
acid action ammonia angle angle of incidence animal appear axis benevolence body botany called calyx centre chyle circle class and order colour common compound connected consequently consists convex convex lens corolla degree distance distilled drupe Dubl earth ecliptic Edin effect employed equal Essential character feelings feet fixed flowers fluid fossil genus glass heat Hence ideas inches instrument iron ject Jussieu kind length less light Lond manner matter means ment metal mind Monogynia class motion mucilage muriatic muriatic acid Natural order nitre nitric acid object observed organs oxide oxygen parabola parallel pass perpendicular person piece plane plants Plate pleasures potash pound principle produced proportion quantity racter rays receiver refraction seeds sensation sensible side solution sometimes species specific gravity stances substances sulphur supposed surface term tincture tion Triandria tube vegetable vessels volatile oils weight