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2 results filtered with: Atmosphere
  • Meteorology: the sun in Baffin Bay disperses thick fog in the shape of a semicircle. Coloured etching by P. Fumagalli, 1827, after B. O'Reilly.
  • Astronomy: an atmospheric condition producing sun dogs, giving the effect of two suns. Engraving by F.R. Hay, 1820, after W.M. (?) Craig.