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2 results filtered with: Desgoffe, Blaise-Alexandre, 1830-1901
  • Optics: a soap bubble exhibiting interference colours. Colour mezzotint (?) by M. Rapine, c. 1883, after B. Desgoffe.
  • Optics: interference phenomena, exhibited by diffraction gratings. Coloured mezzotint by M. Rapine [1883], after B. Desgoffe.