Combining Texts

You have chosen 'A Slim Book about Narrow Content' by Gabriel M.A. Segal, 'Paper of December 1676' by Gottfried Leibniz and 'A World of States of Affairs' by David M. Armstrong

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All the ideas for Natural Reality, or select a subheading:
      A. Classical Physics
      B. Modern Physics
      C. Space
      D. Time
      E. Cosmology
      F. Chemistry
      G. Biology