Nature, Količina 80Sir Norman Lockyer Macmillan Journals Limited, 1909 |
Iz vsebine knjige
Zadetki 1–3 od 74
Stran 29
... objects : Mallock . When it is desired to take an enlarged photo- graph of an object which is not flat , and which cannot , therefore , be in focus in all parts , the question arises as to what form of lens should be used in order to ...
... objects : Mallock . When it is desired to take an enlarged photo- graph of an object which is not flat , and which cannot , therefore , be in focus in all parts , the question arises as to what form of lens should be used in order to ...
Stran 98
... Object Date Centre of circle B to centre of circle H Centre of circle F to centre of circle H to Goon Rith barrow ... Object O Merry Maidens ... 50 Circle to Fougou Boscawen - Un 50 5 stone The Hurlers 50 31 Trippet stones 50 33 S ...
... Object Date Centre of circle B to centre of circle H Centre of circle F to centre of circle H to Goon Rith barrow ... Object O Merry Maidens ... 50 Circle to Fougou Boscawen - Un 50 5 stone The Hurlers 50 31 Trippet stones 50 33 S ...
Stran 410
... object which is , possibly , Daniel's comet of 1907 . Owing to the faintness of the object and the poor sky , the identification is not quite certain , although the image appears on two plates . The middle of the exposure was at 13h ...
... object which is , possibly , Daniel's comet of 1907 . Owing to the faintness of the object and the poor sky , the identification is not quite certain , although the image appears on two plates . The middle of the exposure was at 13h ...
Vsebina
KNOWLEDGE | 1 |
Crucibles Scrap Utensils Wire Foil Residues c | xvii |
and oil immersion obje tives all in brand new condition price 25 | xxvii |
19 preostalih delov ni prikazanih
Druge izdaje - Prikaži vse
Pogosti izrazi in povedi
Agriculture apparatus application April Arthur Gamgee astronomical B.Sc Botany British carbon Catalogue cent chemical Chemistry College coloured contains course Crown 8vo D.Sc deal discussed edition electric elementary engine experimental experiments Franco-British Exhibition gases Geology give given heat hydrogen illustrated important inches insects Institution instruments interesting J. J. Thomson Karl Pearson laboratory large number larva lectures London magnetic Makers March Mathematics ment Messrs method microscope Museum National Physical Laboratory observations Observatory obtained Orthoptera oxygen paper photographs physical physiology plants plates Poldhu post free practical present pressure Price produced Prof Professor published radiation radio-active radium radium bromide recent reference regard schools scientific secondary species specimens steam Street structure technical temperature text-books theory thorium tion tube University University of London velocity Victoria Land volume Zoology