 | Edmund Burke - 1812 - 850 páginas
...I had previously collected a number of luminous points, several of them were liberated, and becamr distinctly visible • in their natural element, by...together, and when thus collected in a body, they Lad a -dusky-straw colour, although individually they were so transparent as to be perfectly invisible,... | |
 | William Nicholson - 1810 - 844 páginas
...luminous points, several of them were liberated, and became distinctly visible in their natural eleoieot, -by placing 'the glass before a piece of dark coloured...the water, and after the glass was set by for some .thm-, they were foiuul congregated together, and when thus collected hi a body, they had a. tlus'.xv... | |
 | 1811 - 464 páginas
...distinctly visible in their natural element, by placing the glass before a piece of dark-colon red paper. They were observed to have a tendency to come...for some time, they were found congregated together, Q q 2 and and when thus collected in a body they had a dusky straw colour, although individually they... | |
 | Repertory of arts, manufactures and agriculture - 1811 - 454 páginas
...became distinctly visible in their natural element, by placing the glass before a piece of dark-coloured paper. They were observed to have a tendency to come...surface of the water ; and after the glass was set byfor some time, they were found congregated together, Q. q 2 and and when thus collected in a body... | |
 | 1811 - 1054 páginas
...the glass beforr a piece of dark coloured paper. They were observed to Ьате a tendency to corne to the surface of the water; and after the glass was...set by for some time, they were found congregated cogelher, and when thus collected in a body, they had a dusky ttraw colour, although individually they... | |
 | 1811 - 550 páginas
...placing the glass before a piece of dark coloured paper. They were observed to have a tendency to corne to the surface of the water ; and after the glass was set by for fomc time, they were found congregated together, and when thus collected in a body they had a dusky... | |
 | 1812 - 822 páginas
...Upon the slightest touch, they bioke and vanished from the sight. Having strained a quantity of tbe luminous water, . a great number of these transparent...together, and when thus collected in a body, they had a dusky-straw colour, although individually they were so transparent, as to be perfectly invisible, except... | |
 | Edmund Burke - 1825 - 1096 páginas
...became distinctly visible in their natural element, by placing the glass before a piece of dark-coloured paper. They were observed to have a tendency to come...together, and when thus collected in a body, they had a dusky-straw colour, although individually they were so transparent as to be perfectly invisible, except... | |
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I then put some sea water that had been rendered particularly clear, by repeated filtrations, into a large glass, and having floated in it a fine cloth. on which I had previously collected a number of luminous points, several of them were liberated, and... 