Elementary treatise on physics experimental and applied for the use of colleges and schools (1890)
Ganot, A. (Adolphe), 1804-1887, Atkinson, E. (Edmund) · New York : W. Wood · leaf 554
y cannot be further decomposed by the prism. Moreover, the colours of the spectrum are unequally refrangible ; thatis, they possess different refractive indices. The elongated shape of thespectrum would be sufficient to prove the unequal rcfrangibility of the simplecolours, for it is clear that the… … -566] The Colours of the Spectrum. 537 may be shown by numerous experiments, of which the two following may beadduced :— i. Two narrow strips of coloured paper, one rctl and the other violet, arefastened close to each other on a sheet of black paper. On looking at themthrough a prism, they are seen…
Physics
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