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Nature volume 71, pages 469470 (16 March 1905) | Download Citation



STRUCTURE OF THE CORONA.—In an interesting paper published in No. 3 (1905) of the Revue générale des Sciences, Dr. Ch. Nordmann discusses the structural details of the solar corona and their causes. In the first place, he shows that the incurvation of the coronal rays cannot be due solely to the action of gravitation, for the angles which they make with the normals to the limb at the points of their projection are far too small for this theory.

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