The Edinburgh Journal of Science, 1825, Vol. 2: Exhibiting a View of the Progress of Discovery in Natural Philosophy, Chemistry, Mineralogy, Geology, ... Navigation, Statistics, Antiquities - Hardcover

David Brewster

Hardcover

ISBN 10: 026676214X ISBN 13: 9780266762140

Publisher: Forgotten Books, 2018

Synopsis

Excerpt from The Edinburgh Journal of Science, 1825, Vol. 2: Exhibiting a View of the Progress of Discovery in Natural Philosophy, Chemistry, Mineralogy, Geology, Botany, Zoology, Comparative Anatomy, Practical Mechanics, Geography, Navigation, Statistics, Antiquities, and the Fine and Useful Arts; November-April

Dr. Knox, that he saw a case of a protrusion of the iris through the. Cornea, which could very readily be distinguished even when the eyelids were closedi and that the protuberance ocong pied the same position whether the eyelids were open or shut. The impossibility of the existence of such a motion may be deduced also from other principles. When the observer, with a spectrum in his ey e, closes his eyelids, Mr. Bell admits that the speculum remains stationary, which 18 undoubtedly the case but as we have already demonstrated that the spec trum actually follows the movements of the eye as it ought to do, upon the ordinary principles of optics, the absolute immobility of the impression, upon shutting the eyelids, be comes an incontrovertible proof, that when the eye is closed, the eyeball 18 not displaced by the action of any involuntary muscles.

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Edition details

• Publisher: Forgotten Books
• Publication date: 2018
• Language: English
• ISBN 10: 026676214X
• ISBN 13: 9780266762140
• Binding: Hardcover
• Number of pages: 387