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Blue and red light: or, Light and its rays as medicine; showing that light is the original and sole source of life, as it is the source of all the physical and vital forces in nature; and that light is nature's own and only remedy for disease ... together with a chapter on light in the vegetable kingdom (1877)

Pancoast, S. (Seth), 1823-1889 · Philadelphia, J. M. Stoddart & co · leaf 136

An illustration from Blue and red light: or, Light and its rays as medicine; showing that light is the original and sole source of life, as it is the source of all the physical and vital forces in nature; and that light is nature's own and only remedy for disease ... together with a chapter on light in the vegetable kingdom, 1877, leaf 136
70. Oxygen is the onlymagnetic gas. Light is not onlv the source of the electric forces, itis also the great electro-magnetic polarizer. In theformation of the atom it receives the polar energythat gives it its individuality; its polarity constantlychanges in dropping old, and putting on new…

Light, Colored · Phototherapy

Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.

More pictures from Blue and red light: or, Light and its rays as medicine; showing that light is the original and sole source of life, as it is the source of all the physical and vital forces in nature; and that light is nature's own and only remedy for disease ... together with a chapter on light in the vegetable kingdom

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