Gill's technological [afterw.] Gill's scientific, technological & microscopic repository; or, Discoveries and improvements in the useful arts, a continuation of his Technical repository, by T. Gill, Volum 3

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Pàgina 48 - ... to the author of any important discovery or useful improvement in light or in heat, which shall have been made and published by printing, or in any way made known to the public, in any part of the continent of America, or any of the American islands ; preference being always given to such discoveries as shall, in the opinion of the Academy, tend most to promote the good of mankind...
Pàgina 338 - Maclaurin, by a fluxionary calculation, which is to be found in the Transactions of the Royal Society of London. He has determined precisely the angle required ; and he found, by the most exact mensuration the subject could admit, that it is the very angle in which the three planes in the bottom of the cell of a honeycomb do actually meet.
Pàgina 21 - Not a tree, A plant, a leaf, a blossom, but contains A folio volume. We may read, and read, And read again, and still find something new, Something to please, and something to instruct, E'en in the noisome weed.
Pàgina 134 - Reaumur on another occasion, to such a comparison) to be horny instead of fleshy, and to be elongated perpendicularly downwards, so as to wrap over your chin and extend to its bottom, — that this elongation is there expanded into a triangular convex plate, attached to it by a joint, so as to bend upwards again and fold over the face, as high as the nose, concealing not only the chin and the firstmentioned elongation, but the mouth and part of the cheeks...
Pàgina 289 - ... being destroyed. This is not a partial emigration ; the inhabitants of all the countries, from the mountains of Abyssinia northward, to the confluence of the Nile, and Astaboras, are once...
Pàgina 141 - Every day in fine weather, in Autumn chiefly, do I see those spiders shooting out their webs and mounting aloft : they will go off from your finger if you will take them into your hand. Last Summer one alighted on my book as I was reading in the parlour ; and, running to the top of the page, and shooting out a web, took its departure from thence.
Pàgina 134 - ... which, when closed, it entirely conceals; and it not only retains, but actually seizes, the animal's prey, by means of a very singular pair of jaws with which it is furnished.
Pàgina 275 - I observed a number of advanced works, in various directions, towards my pictures; the glasses appeared to be uncommonly dull, and the frames covered with dust; on attempting to wipe it off, I was astonished to find the glasses fixed to the wall, not suspended in frames as...
Pàgina 22 - But should he hide his face, the astonish'd sun, And all the extinguish'd stars, would, loosening, reel Wide from their spheres, and Chaos come again. And yet was every faltering tongue of man, Almighty Father ! silent in Thy praise, Thy works themselves would raise a general voice, Even in the depth of solitary woods By human foot untrod ; proclaim Thy power, And to the choir celestial Thee resound, The eternal Cause, Support, and End of all...
Pàgina 288 - As soon as this plague appears, and their buzzing is heard, all the cattle forsake their food, and run wildly about the plain, till they die, worn out with fatigue, fright, and hunger. No remedy remains, but to leave the black earth, and hasten down to the sands of Atbara ; and there they remain, while the rains last, this cruel enemy never daring to pursue them farther.

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