British Encyclopedia: Or, Dictionary of Arts and Sciences, Comprising an Accurate and Popular View of the Present Improved State of Human Knowledge, Volume 11Mitchell, Ames, and White, 1821 - Natural history |
From inside the book
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... means of which , in case any of them were so badly wound- ed as to render them incapable of re- maining at their posts , they might be car ried off with the assistance of two men . They are now reduced to a very small size , and of ...
... means of which , in case any of them were so badly wound- ed as to render them incapable of re- maining at their posts , they might be car ried off with the assistance of two men . They are now reduced to a very small size , and of ...
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... mean distance , from Jupiter , are as be- low . Satellites . Periodic Times . Distances in Semidia meter . 11418h 27 ... means of a telescope 12 feet long ; and the first , second , third , and fifth , at different times , by Cassini ...
... mean distance , from Jupiter , are as be- low . Satellites . Periodic Times . Distances in Semidia meter . 11418h 27 ... means of a telescope 12 feet long ; and the first , second , third , and fifth , at different times , by Cassini ...
Page 1
... means of an endless strap pass- ing round this wheel , and also round a pulley N , on the spindle of the circular saw , a rapid motion is given to the saw , which is made of well tempered steel plate , ( fig . 3. ) with teeth on its ...
... means of an endless strap pass- ing round this wheel , and also round a pulley N , on the spindle of the circular saw , a rapid motion is given to the saw , which is made of well tempered steel plate , ( fig . 3. ) with teeth on its ...
Page 3
... means les- sens its cohesion and solidity . Split tim- ber , indeed , turns out often crooked and warped ; but in many purposes to which it is applied , this is not prejudicial ; and these faults may sometimes be amended . As the fibres ...
... means les- sens its cohesion and solidity . Split tim- ber , indeed , turns out often crooked and warped ; but in many purposes to which it is applied , this is not prejudicial ; and these faults may sometimes be amended . As the fibres ...
Page 5
... means of getting a subsistence . For this reason , it was found necessary to aban- don a saw - mill erected by a Dutchman near London , in 1663 ; and in the year 1700 , when one Houghton laid before the nation the advantages of such a ...
... means of getting a subsistence . For this reason , it was found necessary to aban- don a saw - mill erected by a Dutchman near London , in 1663 ; and in the year 1700 , when one Houghton laid before the nation the advantages of such a ...
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Common terms and phrases
abaft aft side aft-side animal appear birds bivalve body plan bone botany called calyx cavity centre circle class and order colour columella common consists corolla crystals curve deck diameter distance divided draw drawn drupe earth edge equal Essential character feet 6 inches fore side genus half breadth plan heat height hence hinge inches Jussieu keel kind Lamarck latter length Linnæus lower means ment middle line Monogynia class motion multivalve native Natural order nearly neral observed opening pain parallel perpendicular person piece plants Plate pounds produced quantity racter round salt seeds sensation sheer plan shell ship silica silk silver sometimes sophism species specific gravity square stars stone substance sulphuric acid surd surface teeth thick timber tion transom Triandria ture univalve upper side urethra valves vessel wound
Popular passages
Page 1 - I scarce could turn to fall upon the ground, with my head to the northward, when I felt the heat of its current plainly upon my face. We all lay flat on the ground, as if dead, till Idris told us it was blown over. The meteor, or purple haze, which I saw, was indeed passed, but the light air that still blew was of heat to threaten suffocation.
Page 5 - Of the nature of those changes which take place in the Digestion of Food. Of the Chemical Principles of the process of Tanning Leather; and of the objects that must particularly be had in view in attempts to improve that most useful art. Of the Chemical Principles of the art of making Soap ; of the art of Bleaching; of the art of Dyeing; and in general of all the Mechanical Arts, as they apply to the various branches of manufacture.
Page 25 - Hence too it follows, that the infamous and unchristian practice of withholding baptism from negro servants, lest they should thereby gain their liberty, is totally without foundation, as well as without excuse. The l«w of England acts upon general and extensive principles : it gives liberty, rightly understood, that is, protection, to a Jew, a Turk, or a Heathen...
Page 11 - It is very probable that the great stratum called the milky way, is that in which the sun is placed, though perhaps not in the very centre of its thickness.
Page 3 - The distance between two points on the surface of a sphere is the length of the minor arc of a great circle between them.
Page 19 - To this head may also be referred the practice of what is called a set-off: whereby the defendant acknowledges the justice of the plaintiff's demand on the one hand, but on the other sets up a demand of his own, to counterbalance that of the plaintiff, either in the whole or in part...