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Página 3 - ... recommendation of this handy volume. The illustrations add to its interest and value, and its simplicity, both of design and execution, will commend it to beginners and others seeking information on the subject." From the Philadelphia Press. "It supplies a large number of simple and entertaining experiments on the phenomena of light, that any one can perform with materials that maybe found in any dwelling-house, or that maybe bought for a small sum in any town or city. This actually is philosophy...