 Drummond, by directing on small spheres of them the flames of several spirit-lamps, urged by oxygen gas, yield from their surfaces lights of extraordinary splendour, which, when examined by prismatic analysis, are found to possess the peculiar definite...  Once a Week - Página 9editado por - 1870Visualização completa - Sobre este livro
 | Encyclopaedia - 1845 - 876 páginas
...by directing on small spheres of them the flames of several spirit lamps urged by oxygen gas, yield from their surfaces lights of extraordinary splendour,...possess the peculiar definite rays in excess, which characterise the tints of flames coloured by them ; so that there can be no doubt that these tints... | |
 | Sir William Crookes, George Wharton Simpson - 1860 - 858 páginas
...lamps, urged by oxygen ¿as, yield from their surfaces lights of extraordinary splendour, which, \vheu examined by prismatic analysis, are found to possess the peculiar definite rays in excess which characterise the tinte of flames coloured by them ; so that there can be no doubt that these tints... | |
 | 1862 - 328 páginas
...by directing on small spheres of them the flames of several spirit-lamps, urged by oxygen gas, yield from their surfaces lights of extraordinary splendour,...possess the peculiar definite rays in excess which characterise the tints of flames coloured by them, so that there can be no doubt that these tints arise... | |
 | 1863 - 720 páginas
...by directing on small spheres of them the flames of several spirit-lamps, urged by oxygen gas, yield from their surfaces lights of extraordinary splendour, which, when examined by prismatic analyses , are found to possess the peculiar definite rays in excess which characterise the tints of... | |
 | 1863 - 694 páginas
...by directing on small spheres of them the flames of several spirit-lamps, urged by oxygen gas, yield from their surfaces lights of extraordinary splendour, which, when examined by prismatic analyses, are found to possess the peculiar definite rays in excess which characterise the tints of... | |
 | 1863 - 708 páginas
...by directing on small spheres of them the flames of several spirit-lamps, urged by oxygen gas, yield from their surfaces lights of extraordinary splendour, which, when examined by prismatic analyses , are found to possess the peculiar definite rays in excess which characterise the tints of... | |
 | Henry Enfield Roscoe - 1870 - 514 páginas
...by directing on small spheres of them the flames of several spirit-lamps, urged by oxygen gas, yield from their surfaces lights of extraordinary splendour,...possess the peculiar definite rays in excess which characterise the tints of flames coloured by them ; so that there can be no doubt that these tints... | |
 | sir Henry Enfield Roscoe - 1869 - 396 páginas
...by directing on small spheres of them the flames of several spirit-lamps, urged by oxygen gas, yield from their surfaces lights of extraordinary splendour,...possess the peculiar definite rays in excess which characterise the tints of flames coloured by them ; so that there can be no doubt that these tints... | |
 | Henry E. Roscoe - 1869 - 372 páginas
...by directing on small spheres of them the flames of several spirit-lamps, urged by oxygen gas, yield from their surfaces lights of extraordinary splendour,...possess the peculiar definite rays in excess which characterise the tints of flames coloured by them ; so that there can be no doubt that these tints... | |
 | Henry Enfield Roscoe, Carl Schorlemmer - 1870 - 360 páginas
...by directing on small spheres of them the flames of several spirit-lamps, urged by oxygengas, yield from their surfaces lights of extraordinary splendour,...examined by prismatic analysis, are found to possess lhe peculiar definite rays in excess which characterise the tints of ilaroes coloured by them, so that... | |
| |
