The Popular Science Monthly, Том 28D. Appleton, 1886 |
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Стр. 2
... probably it was constructed on the principle of a balloon . If so , then of course the air must have been heated ; or , better , since wood will crack and warp from heat , not unlikely a light gas was used ; and since hydrogen is light ...
... probably it was constructed on the principle of a balloon . If so , then of course the air must have been heated ; or , better , since wood will crack and warp from heat , not unlikely a light gas was used ; and since hydrogen is light ...
Стр. 11
... probably very closely imitate these motions , but the question at once arises , in doing so , would we be applying our power in the most effective way ? While somewhat similar , the movement and construction of the wings of flying ...
... probably very closely imitate these motions , but the question at once arises , in doing so , would we be applying our power in the most effective way ? While somewhat similar , the movement and construction of the wings of flying ...
Стр. 12
... probably it is weight also that enables the bird to successfully combat and take advantage of the force of the wind . It is noteworthy that all sailing - birds , like the hawk or vulture , have comparatively heavy bodies . The ...
... probably it is weight also that enables the bird to successfully combat and take advantage of the force of the wind . It is noteworthy that all sailing - birds , like the hawk or vulture , have comparatively heavy bodies . The ...
Стр. 15
... have not proved very effective , for the reason , probably , that revolving at great speed , they send off a large amount of air tangentially . What , now , should be the mechanical construction of FLYING - MACHINES . 15.
... have not proved very effective , for the reason , probably , that revolving at great speed , they send off a large amount of air tangentially . What , now , should be the mechanical construction of FLYING - MACHINES . 15.
Стр. 78
... probably rather large , purplish flowers , collected in compact heads on a common foot - stalk , with the five petals separate , and with a small three or four - seeded pod completely inclosed within the faded brown petals . From some ...
... probably rather large , purplish flowers , collected in compact heads on a common foot - stalk , with the five petals separate , and with a small three or four - seeded pod completely inclosed within the faded brown petals . From some ...
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animals appear become believe birds body botany brain carat cause cent character chimpanzee clover color common cosmogony course direction earth effect evolution existence experience fact favor feet flying-machine G. P. Putnam's Sons Genesis Gheel give Gladstone gorilla Government human hundred idea important inches increase interest invention kind knowledge labor less light living lower Max Müller means ment method Mexico miles millimetres mind modern natural natural selection nebular hypothesis negro object observation organic origin Origin of Species plants population present principle produced Professor purple clover question race railroad rates remarkable schools scientific shell-money species structure succession theory things tion tornadoes traffic trees truth University wampum whole York
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Стр. 41 - Promote, then, as an object of primary importance, institutions for the general diffusion of knowledge. In proportion as the structure of a government gives force to public opinion, it is essential that public opinion should be enlightened.
Стр. 19 - Thou makest thine appeal to me. I bring to life, I bring to death; The spirit does but mean the breath: I know no more.
Стр. 19 - I falter where I firmly trod, And falling with my weight of cares Upon the great world's altar-stairs That slope through darkness up to God, I stretch lame hands of faith, and grope, And gather dust and chaff, and call To what I feel is Lord of all, And faintly trust the larger hope.
Стр. 19 - Or cast as rubbish to the void, When God hath made the pile complete; That not a worm is cloven in vain; That not a moth with vain desire Is shrivelled in a fruitless fire, Or but subserves another's gain.
Стр. 18 - Oh yet we trust that somehow good Will be the final goal of ill, To pangs of nature, sins of will, Defects of doubt, and taints of blood ; That nothing walks with aimless feet ; That not one life shall be destroyed, Or cast as rubbish to the void, When God hath made the pile complete...
Стр. 413 - Amid the mysteries which become the more mysterious the more they are thought about, there will remain the ONE absolute certainty, that he is ever in the presence of an Infinite and Eternal Energy from which all things proceed.
Стр. 20 - And he, shall he Man, her last work, who seem'd so fair, Such splendid purpose in his eyes, Who roll'd the psalm to wintry skies, Who built him fanes of fruitless prayer, Who trusted God was love indeed And love Creation's final law Tho...
Стр. 38 - And what if Trade sow cities Like shells along the shore, And thatch with towns the prairie broad With railways ironed o'er? — They are but sailing foam-bells Along Thought's causing stream, And take their shape and sun-color From him that sends the dream.
Стр. 49 - Were half the power that fills the world with terror, Were half the wealth bestowed on camps and courts, Given to redeem the human mind from error, There were no need of arsenals or forts: The warrior's name would be a name abhorred!
Стр. 451 - And God created great whales, and every living creature that moveth, which the waters brought forth abundantly, after their kind, and every winged fowl after his kind : and God saw that it was good.