Note 41 — Chapter XI · A THEORY OF ILLUMINATION Illumination — “Barbaric, or Colour-Work, Illumination” — “Filigree, or Pen-Work, Illumination” — “Natural, or Limner’s, Illumination.”
Reading edition
It has even been supposed that we might make the inhabitants of Mars aware of the existence of rational Terrestrials, by exhibiting a vast illumination—in lamp-light—consisting of a somewhat similar form—the first Proposition in Euclid.