Nature, Volume 60Sir Norman Lockyer Macmillan Journals Limited, 1899 - Electronic journals |
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Page 138
... photographs , previously considered successful , rejected during the year 7 39 Total number of successful fields obtained to 1899 May 10 1027 122 ... Number still to be taken 1030 119 Of the 122 fields to be photographed , 101 are ...
... photographs , previously considered successful , rejected during the year 7 39 Total number of successful fields obtained to 1899 May 10 1027 122 ... Number still to be taken 1030 119 Of the 122 fields to be photographed , 101 are ...
Page 187
... photograph ected objects with the objective prism , and in case this indi- sa body of new constitution , the 40 - inch refractor and ar spectrograph will be employed for its detailed examination . The photographs extend from A 5150 to λ ...
... photograph ected objects with the objective prism , and in case this indi- sa body of new constitution , the 40 - inch refractor and ar spectrograph will be employed for its detailed examination . The photographs extend from A 5150 to λ ...
Page 423
... photographs of lightning flashes taken by Mr. W. Aiken- head , one of which is here reproduced . The photographs were taken at night with a hand camera . Referring to them , Mr. Aikenhead remarks : - " The thunderstorm was an unusually ...
... photographs of lightning flashes taken by Mr. W. Aiken- head , one of which is here reproduced . The photographs were taken at night with a hand camera . Referring to them , Mr. Aikenhead remarks : - " The thunderstorm was an unusually ...
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acid action American amperes animals appears atomic weight birds British carbon character chemical chemistry coccidia College colour comet contains curve described electric Engineers Ephemeris examination exhibited experiments fact Geological give given Haemamoeba heat hissing hybrids hydrogen hydrogen peroxide illustrated important infected Institute interesting investigations iron Islands J. J. Thomson June laboratory large number larvæ lectures light lines London Lord Lord Kelvin magnetic magnetic field malaria mathematical matter means ment metals meteorological method mosquitoes Museum nature observations Observatory obtained organic original paper photographs physical plates position practical present President produced Prof Professor published recent reference regard remarkable Royal Society scientific South species specimens stars surface telegony temperature theory tion tuberculosis University University of London various volume W. H. Perkin