Optics: crystals exhibiting interference colours. Colour mezzotint by R.H. Digeon, ca. 1868, after J. Silbermann.

    • Silbermann, J.
    Date:
    1868
    Reference:
    47056i

    Licence: Public Domain Mark

    Credit: Optics: crystals exhibiting interference colours. Colour mezzotint by R.H. Digeon, ca. 1868, after J. Silbermann. Wellcome Collection. Source: Wellcome Collection.

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