Popular Astronomy, Volume 56Goodsell Observatory of Carleton College, 1948 |
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Page 20
... seems to me untenable . The facts seem to prove that the periodicity is infinitely more probably due to such changes as may easily constitute the life- cycle of an infecting organism rather than to periodic changes in the susceptibility ...
... seems to me untenable . The facts seem to prove that the periodicity is infinitely more probably due to such changes as may easily constitute the life- cycle of an infecting organism rather than to periodic changes in the susceptibility ...
Page 240
... seems to happen in many cases . At the meteor crater in the sedimentary rocks in Arizona , the sand grains show fusing from great heat and the meteor seems to be largely non - existent now . No large mass of metallic material has been ...
... seems to happen in many cases . At the meteor crater in the sedimentary rocks in Arizona , the sand grains show fusing from great heat and the meteor seems to be largely non - existent now . No large mass of metallic material has been ...
Page 373
... seems to obscure the general rule . Auckland , New Zealand , has had a mean temperature varying less than a tenth of a degree for the sixty years before 1930 . For a few years before 1870 its average temperature was about 1 degree ...
... seems to obscure the general rule . Auckland , New Zealand , has had a mean temperature varying less than a tenth of a degree for the sixty years before 1930 . For a few years before 1870 its average temperature was about 1 degree ...
Contents
FEBRUARY 1948 | 144 |
The Planets in March 1948 Raymond H Wilson Jr 36 97 | 176 |
THE PLANETARY THEORY OF NEWTON A PANNEKOEK | 177 |
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achondrites American angle Anyzeski appear asteroids Astronomical Society ataxites atmosphere bodies brightness California century color comet computation craters curve cycle degrees diameter distance Dollond early earth eccentricity eclipse ephemeris fall fireball force Furnas County gravity Greenwich hence Institute of Meteoritics Joel Stebbins July Jupiter Laplace latitude light magnitude Mars mass mathematical maxima maximum means meeting Mercury meteorite falls meteoritic populations Meteoritical Society meteors method Miss moon motion Mount Wilson Observatory nebula Newton Notes nova observations OCCULTATIONS VISIBLE occur octahedrites orbit Pallasite Palomar paper parallax perihelion period phenomena photographic Planetarium planetary planets POPULAR ASTRONOMY precessional present probably Professor radiant record regions reports samples Saturn shadow bands solar spectrum spots Stebbins stellar sunspot surface telescope temperature theory tion University Variable Star variation velocity Venus VISIBLE IN LONGITUDE Washburn Observatory Yerkes Observatory