 ... remarkable fact which has been established, that the magnetic force is greater in both the northern and southern hemispheres in the months of December, January, and February, when the sun is nearest to the earth, than in those of May, June, and July,...  The Photographic News - Page 80edited by - 1860Full view - About this book
 | British Association for the Advancement of Science - 1853 - 618 pages
...remarkable fact which has been established, that the magnetic force is greater in both the northern and southern hemispheres in the months of December, January,...May, June, and July, when he is most distant from it : whereas if the effects were due to temperature, the two hemispheres should be oppositely instead... | |
 | 1861 - 828 pages
...northern, and in the tropical as in the temperate zones. The magnetic force is found to be greater in the months of December, January, and February,...earth, than in those of May, June, and July, when it is most distant from it; whereas, were the effect due to temperature, the two hemispheres would... | |
 | Friedrich Wilhelm H. Alexander freiherr von Humboldt - 1859 - 824 pages
...soutbern hémisphères, in thé months of December, January and February, when Uie Sun is nearest to thé Earth, than in those of May, June and July, when he is most distant from it : whereas, if thé effects were due to température, thé two hémisphères should be oppositely instead... | |
 | Alexander von Humboldt - 1859 - 828 pages
...hémisphères, in thé inonths of December, January and February, wlien thé Sun is nearest to thé Earth, than in those of May, June and July, when he is most distant from it : whereas, if thé eflects were due to température, thé two hémisphères should be ôpposilely instcad... | |
 | Alexander von Humboldt - 1859 - 826 pages
...and southern hemispheres, in the months of December, Januury and February, when the Sun is nearcst to the Earth, than in those of May, June and July, when lie is most distant from it : wliercas, if the effects wcrc due to temperature, the two hemispheres... | |
 | American cyclopaedia - 1861 - 804 pages
...northern, and in the tropical as in the temperate zones. The magnetic force is found to be greater in the months of December, January, and February,...earth, than in those of May, June, and July, when it is most distant from it; whereas, were the effect due to temperature, the two hemispheres would... | |
 | Academy of Science of St. Louis - 1868 - 664 pages
...magnetic force (intensity and inclination of the magnetic needle) is greater in both the northern and southern hemispheres in the months of December, January, and February, when the sun is nearest the earth, than in those of May, June, and July, when it is most distant from it. Greater or less distance... | |
 | George Ripley, Charles Anderson Dana - 1875 - 900 pages
...northern, and in the tropical as in the temperate zones. The magnetic force is found to be greater in the months of December, January, and February,...earth, than in those of May, June, and July, when it is most distant from it ; whereas, were the effect due to temperature, the two hemispheres would... | |
 | Alexander von Humboldt - 1874 - 548 pages
...remarkable fact, -which has been established , that the magnetic force is greater in both the northern and southern hemispheres in the months of December, January...May, June and July, when he is most distant from it: whereas , if the effects where due to temperature, the two hemispheres should be oppositely instead... | |
 | George Ripley, Charles Anderson Dana - 1875 - 912 pages
...northern, and in the tropical as in the temperate zones. The magnetic force is found to be greater in the months of December, January, and February,...earth, than in those of May, June, and July, when it is most distant from it ; whereas, were the effect due to temperature, the two hemispheres would... | |
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