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 are ditinct Kinds; as are alo thoe which upply Nourihment to Plants.

LXXXVII. Nor ought thoe to be les conidered which are ingular and remarkable in their Colours, and for that Reaon ued by Painters.

LXXXVIII. The Production of thee, as was oberved in the Beginning of this Treatie, is from the mere Afflux or Percolation of their contituent Particles,

LXXXIX. Some of thee eem burnt,