Spectropia, or, Surprising spectral illusions. Showing ghosts everywhere, and of any colour / By J. H. Brown.

Licence: Public Domain Mark

Credit: Spectropia, or, Surprising spectral illusions. Showing ghosts everywhere, and of any colour / By J. H. Brown. Source: Wellcome Collection.

Provider: This material has been provided by the Harvey Cushing/John Hay Whitney Medical Library at Yale University, through the Medical Heritage Library. The original may be consulted at the Harvey Cushing/John Hay Whitney Medical Library at Yale University.