... 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
| Frederick John Evans - 1875 - 174 pages
...of the bar. * " It is a remarkable fact 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 the earth, than in those of May, June, and July, when he is more distant from it."— Colonel Sabtn^t... | |
| Alexander von Humboldt - 1877 - 552 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 and February, when the Sun • - nearest to the earth: than in those of May, June and July, when he is most distant from it: whereas,... | |
| Fritz W. Schulze - 1879 - 86 pages
...which has been estab" lished, that the magnetic force is greater in both hemispheres "in the month of December, January and February, when the " sun...May, June and " July, when he is most distant from it ; whereas if the effects "were due to temperature, the two hemispheres should be op" positely instead... | |
| Robert Assheton Napier - 1880 - 130 pages
...considerable influence on the magnetism of the earth, inasmuch as the magnetic force is greater in both hemispheres in the months of December, January, and...February, when the sun is nearest to the earth, than in the months of May, June, and July, when more distant. The mean solar parallax is 8-760 seconds, which... | |
| Alexander von Humboldt - 1883 - 544 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,...earth, than in those of May, June, and July, when he is moat distant from it : whereas, if the effects were due to temperature, the two hemispheres should... | |
| Everitte St. John - 1885 - 88 pages
...hemisphere ; and in the temperate as in the tropical zones?" "Magnetic force is found to be greater in the months of December, January and February, when the sun is nearest the earth, than in the months of May, June and July, when it is most distant; if the effect was due... | |
| 1852 - 960 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 effect were due to temperature, the two hemispheres should be oppositely instead of... | |
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