The Book of Nature, Volume 1

action already observed animal animal and vegetable appears Aristotle arteries atmosphere atoms attraction blood bodies bones calcareous called capable carbonic acid cause chiefly chyle colours common compound conceived consequence consists constitutes cotyledon curious cuticle Cuvier degree denominated distinct doctrine earth elementary Empedocles Epicurus equally eternal existence fibres fishes fluid formation gass gastric juice gneiss gravitation harmony heart heat heavens hence infinite divisibility insects instances kind lacteals laws lecture less light lime Lucretius lungs manner mass material matter means mineral minute motion muscles muscular nature organs origin oxyde oxygene particles peculiar perfect perhaps perpetually petrifactions phænomena Phil philosophers plants Plato porphyry possess present principle produced properties proportion putrefaction Pythagoras quadrupeds radicles rocks secreted seeds skin solid species stance stomach substance supposed surface theory thing tion traced tribes variety various veins vessels visible whence whole worms zoophytes