 | 1818 - 764 pàgines
...surface, which produces all the phenomena of communicable colours. This structure resembles, very closely, the delicate texture of the skin at the top of an infant's finger, or the minute corrugations which are often seen on surfaces covered with varnish, or with oil-paint.... | |
 | 1818 - 782 pàgines
...surface, which produces all the phenomena of communicable colours. This structure resembles, very closely, the delicate texture of the skin at the top of an infant's finger, or the minute corrugations which are often seen on surfaces covered with varnish, or with oil-paint.... | |
 | 1829 - 522 pàgines
...powers, and found that every specimen which exhibited these colours had a grooved structure, resembling the delicate texture of the skin at the top of an infant's finger, or the wrinkles which are often seen on surfaces covered with varnish or with oil paint. We have attempted... | |
 | Thomas Curtis - 1829 - 824 pàgines
...elementary grooved surface, which no polishing can modify or remove. This structure resembles very closely the delicate texture of the skin at the top of an infant's finger ; or the lines parallel to the coast upon a map, by which the engraver marks the limits of the sea... | |
 | Maria Edgeworth - 1836 - 394 pàgines
...the cause of these colours depends upon a singular peculiarity in the structure of mother-of-pearl. On its surface, which to your eye and touch appears...colours." " But the handle of your knife, Lucy, is not of mother-of-pearl." " No, mamma ; but if scratches are the cause of the colours in the one case, why... | |
 | Maria Edgeworth - 1837 - 356 pàgines
..." But with a microscope," said her mother, " and sometimes even with your pocket magnifying glass, you would see this exquisitely smooth surface full...colours." " But the handle of your knife, Lucy, is not of mother-of-pearl." " No, mamma ; but if scratches are the cause of the colours in the one case, why... | |
 | 740 pàgines
...discovered, on examining the surface of mother-of-pearl with a microscope, " a grooved structure, like the delicate texture of the skin at the top of an infant's finger, or like the section of the annual growths of wood as seen upon a dressed plank of fir. These may sometimes... | |
 | David Brewster - 1841 - 432 pàgines
...examining this surface with microscopes, I discovered in almost every specimen a grooved structure, like the delicate texture of the skin at the top of an infant's finger, or like the section or the annual growths of wood, as seen upon a dressed plank of fir. These may sometimes... | |
 | Alfred Ronalds - 1849 - 254 pàgines
...examining this surface with microscopes, he discovered in almost every specimen a grooved structure like the delicate texture of the skin at the top of an infant's finger," &c. By cutting grooves upon steel at the distance of from the 2,000th to the 10,000th of an inch apart,... | |
 | Robert Kemp Philp - 434 pàgines
...discovered, on examining the surface of mother-of-pearl with a microscope, " a grooved structure, like the delicate texture of the skin at the top of an infant's finger, or like the section of the annual growths of wood as seen upon a dressed plank of fir. These may sometimes... | |
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... very closely the delicate texture of the skin at the top of an infant's finger, or the minute corrugations which are often seen on surfaces covered with varnish or with oil-paint.' Similar appearances, we are told, are to be seen in the structure... 
