Six lectures on light : delivered in America in 1872-1878 (1886)
Tyndall, John, 1820-1893 · New York : D. Appleton · leaf 125
strated by mother-of-pearl. This shellis composed of exceedingly thin layers, which, when cutacross by the polishing of the shell, expose their edgesand furnish the necessary small and regular grooves.The most conclusive proof that the colours are due tothe mechanical state of the siurface is to be… … i (II. 95 LECTURE IIL BKLATION OF THEOKI>;S TO EXPEKIKNCB—OUIfilN OF TIIK NOTIHN OF TlIKATTKACriON OF GKAVITATION—KOTION OF POLARITY, IU)W (iHNKllATED—ATOMIC POLARITY—STRUCTURAL ARRANiJEMENTS DUE TO POLARITT•—AHCHITECTURE OF CRYSTALS CONSIDERED AS AN INTRODUCTION TO TIIEIE ACTION UPON LIGHT…
Light
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