Nature, Količina 64Sir Norman Lockyer Macmillan Journals Limited, 1901 |
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Stran 20
... Lyrids , occurring in past years on about the 20th , that has made the month interesting to meteoric observers . The display apparently returns annually , but it is often inconspicuous and rarely proves as rich as the August Perseids ...
... Lyrids , occurring in past years on about the 20th , that has made the month interesting to meteoric observers . The display apparently returns annually , but it is often inconspicuous and rarely proves as rich as the August Perseids ...
Stran 21
... Lyrids , occurring in past years on about the 20th , that has made the month interesting to meteoric observers . The display apparently returns annually , but it is often inconspicuous and rarely proves as rich as the August Perseids ...
... Lyrids , occurring in past years on about the 20th , that has made the month interesting to meteoric observers . The display apparently returns annually , but it is often inconspicuous and rarely proves as rich as the August Perseids ...
Stran 176
... Lyrids , 1901 April , observed at Cambridge : J. C. W. Herschel . PHYSICAL SOCIETY , at 5. - On Herr Jahn's Measurements of the Electro- motive Force of Concentration Cells : Dr R. A. Lehfeldt . - Exhibition of a Set of Specimens of ...
... Lyrids , 1901 April , observed at Cambridge : J. C. W. Herschel . PHYSICAL SOCIETY , at 5. - On Herr Jahn's Measurements of the Electro- motive Force of Concentration Cells : Dr R. A. Lehfeldt . - Exhibition of a Set of Specimens of ...
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acid American ampere animals Antarctic apparatus appears April Archibald Geikie astronomical British carbon carbonic acid cell centimetre chemical chemistry College colour Committee comptometer connection contains described diffusion direction effect electric engineering exhibited expedition experiments fact Geological give given glass helium hydrogen illustrated important increase Institute interesting investigation laboratory larvæ light lines liquid liquid air liquid hydrogen Liverpool London Lyrids magnetic matter means measured ment meteorological meteors method metres Museum Mycenaean natural observations Observatory obtained paper Perseids photographs physical plants plates practical present pressure Prof rays recent reference remarkable Royal Geographical Society Royal Society salt scientific silica solution species specimens spectrum stars surface telegraphy temperature theory thermometer tion tube tuberculosis University velocity volume watt-hours West Africa