Nature, Količina 103Sir Norman Lockyer Macmillan Journals Limited, 1919 |
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Zadetki 1–3 od 87
Stran 211
... record has been kept of the number and seasonal prevalence of fleas on rats , and an extended investigation has been ... ( Records Indian Museum , vol . xvi . , part 1 , January , 1919 ) a systematic account of Indian land planarians based ...
... record has been kept of the number and seasonal prevalence of fleas on rats , and an extended investigation has been ... ( Records Indian Museum , vol . xvi . , part 1 , January , 1919 ) a systematic account of Indian land planarians based ...
Stran 275
... records the variations of apparent gravity on an aeroplane by photographing the move- ments of a fine glass fibre bent into a bow . ( 3 ) R.A.E. Kymograph . - The instrument is to record movements of the aeroplane in roll , pitch , or ...
... records the variations of apparent gravity on an aeroplane by photographing the move- ments of a fine glass fibre bent into a bow . ( 3 ) R.A.E. Kymograph . - The instrument is to record movements of the aeroplane in roll , pitch , or ...
Stran 437
... record for the year . But birds which have laid a large number of eggs and exhausted their fertility have a smaller percentage of fat in their blood than non - laying birds which have poor egg records . Thus the correlation changes from ...
... record for the year . But birds which have laid a large number of eggs and exhausted their fertility have a smaller percentage of fat in their blood than non - laying birds which have poor egg records . Thus the correlation changes from ...
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acid aeroplane Agriculture airship apparatus appears application appointed April Astronomical atomic weight British cent chemical chemistry chemists cholera College colour Committee Council dealing Department direction edition electrical engineering experiments fact favourable German given gives glass Government Hardstoft important India industry instruments interest investigation J. J. Thomson June laboratory larvæ lecture light London London plane Lord Rayleigh magnetic manufacture March means measure ment Meteorological method Museum National National Physical Laboratory NATURE observations Observatory obtained Office optical organisation paper physical plaice plant possible practical present president problems production Prof published radiation radio-active recent records refractive index Robert Hadfield ROVAL ROYAL INSTITUTION Royal Society schools scientific species stars stations technical temperature theory tion University various W. H. Bragg weather wireless