Philosophical Transactions of the Royal Society of London, Volume 108W. Bowyer and J. Nichols for Lockyer Davis, printer to the Royal Society, 1818 |
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Pagina iv
... light than as a matter of civility , in return for the respect shewn to the Society by those communications . The like also is to be said with regard to the several projects , inventions , and curiosi- ties , of various kinds , which ...
... light than as a matter of civility , in return for the respect shewn to the Society by those communications . The like also is to be said with regard to the several projects , inventions , and curiosi- ties , of various kinds , which ...
Pagina 21
... light vessels out of the Kolyma , on the 24th of June , 1787. He met with much ice , and on the 20th of July , without having reached so far eastward as the island Sabedei , he relinquished the farther prosecution of the attempt by sea ...
... light vessels out of the Kolyma , on the 24th of June , 1787. He met with much ice , and on the 20th of July , without having reached so far eastward as the island Sabedei , he relinquished the farther prosecution of the attempt by sea ...
Pagina 39
... light was perceptible between them in any position , it was inferred that the edge was a right line . They were then carefully finished on a plane green hone , giving them such an inclination as to make the angle on which the vibrations ...
... light was perceptible between them in any position , it was inferred that the edge was a right line . They were then carefully finished on a plane green hone , giving them such an inclination as to make the angle on which the vibrations ...
Pagina 58
... light from the knife edge be prevented , and it be viewed on a white ground , it may be made to bisect the cross threads of the microscope , with nearly the same precision as could be attained by the use of a line . There is , however ...
... light from the knife edge be prevented , and it be viewed on a white ground , it may be made to bisect the cross threads of the microscope , with nearly the same precision as could be attained by the use of a line . There is , however ...
Pagina 59
... light objects on a black ground . The difference of such readings will obviously give double the correction required . The results are contained in the following table . Divisions of Divisions of the microm . the microm . the ground the ...
... light objects on a black ground . The difference of such readings will obviously give double the correction required . The results are contained in the following table . Divisions of Divisions of the microm . the microm . the ground the ...
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Veelvoorkomende woorden en zinsdelen
20 feet telescope 24 hours ammonia angle appear Aquila ascertained axes axis Azimuth Barom barometer barytes BIOT blood bones calcareous spar carbonate centre chlorine Clock cluster of stars coagulum colour compression connoissance crystals DALTON Daumergidda deduced degree determined double refraction elastic force equal equation experiments glass globules Hazy heat hypophosphorous acid inches index error knife edges latent heat latitude length lime MDCCCXVIII mean measure mercury meridian mètre micrometer microscope muriatic muriatic acid Namthabad nearly number of vibrations obtained oxygen parallax Patchipolliam pectoral fin pendulum phenomena phosphoric acid phosphorus plane plate polar distance polarising force pole position potash prism produced profundity Punnæ purpurate quantity rectangular right ascension scale Sin.² Slider specific gravity sternum strontian sulphate supposed surface SW 1 Cloudy Temp temperature Therm thermometer thickness tints tion tube turnsol vapour Vibrations in 24 weight