The Technical World Magazine, Volume 4Technical World Company, 1906 |
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Page 2
... instant be- comes known when the moon's long , slender shadow will impinge upon some spot of earth and so cause a total eclipse of the sun . The most favorable condition is shown at the upper left. 2 THE TECHNICAL WORLD MAGAZINE MAGAZINE.
... instant be- comes known when the moon's long , slender shadow will impinge upon some spot of earth and so cause a total eclipse of the sun . The most favorable condition is shown at the upper left. 2 THE TECHNICAL WORLD MAGAZINE MAGAZINE.
Page 3
... shown in the upper right wing of the diagram , where the moon is farther from the earth than the length of its shadow ; so that a ring of sunlight still remains surrounding the eclipsing moon ; and a ring or annular eclipse - is all ...
... shown in the upper right wing of the diagram , where the moon is farther from the earth than the length of its shadow ; so that a ring of sunlight still remains surrounding the eclipsing moon ; and a ring or annular eclipse - is all ...
Page 5
... shown being made from the photograph taken that year in Egypt ; FROM TODD'S " A NEW ASTRONOMY . " COPYRIGHT , 1897 , BY AMERICAN BOOK CO . CORONA OF 1882 . After photo by Schuster and Wesley . but when the spots are fewest , the long ...
... shown being made from the photograph taken that year in Egypt ; FROM TODD'S " A NEW ASTRONOMY . " COPYRIGHT , 1897 , BY AMERICAN BOOK CO . CORONA OF 1882 . After photo by Schuster and Wesley . but when the spots are fewest , the long ...
Page 18
... shown in one of the illustra- tions , the party will have a polar axis , with a camera in which is a 6 - inch lens of 104 - inch focal length , making pic- tures on an 8 by 10 plate , for use with a color screen ; also a 21 - foot ...
... shown in one of the illustra- tions , the party will have a polar axis , with a camera in which is a 6 - inch lens of 104 - inch focal length , making pic- tures on an 8 by 10 plate , for use with a color screen ; also a 21 - foot ...
Page 25
... shown on the main wheel of the escapement , which re- volves once in every two hours . Edinburgh , Scotland , which lies be- tween two hills , has a time - marking de- vice entirely its own . On one of the hills , known as Calton Hill ...
... shown on the main wheel of the escapement , which re- volves once in every two hours . Edinburgh , Scotland , which lies be- tween two hills , has a time - marking de- vice entirely its own . On one of the hills , known as Calton Hill ...
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