263. Brown (J.H., of Brighton) Spectropia; or Surprising Spectral Illusions; showing Ghosts everywhere, and of every colour, First Series, fourth edition, 16 plates, all but three hand-coloured, original cloth-backed printed boards, rubbed, 4to, 1865.
est. £200 – £300
The introduction explains, "the following Illusions are founded on two well-known facts; namely, the persistency of impressions, and the production of complementary colours, on the retina."